[NFC][X86][MCA] AMD Zen 3: add tests with eliminatible GPR moves
authorRoman Lebedev <lebedev.ri@gmail.com>
Fri, 7 May 2021 10:02:07 +0000 (13:02 +0300)
committerRoman Lebedev <lebedev.ri@gmail.com>
Fri, 7 May 2021 10:56:07 +0000 (13:56 +0300)
llvm/test/tools/llvm-mca/X86/Znver3/reg-move-elimination-gpr.s [new file with mode: 0644]

diff --git a/llvm/test/tools/llvm-mca/X86/Znver3/reg-move-elimination-gpr.s b/llvm/test/tools/llvm-mca/X86/Znver3/reg-move-elimination-gpr.s
new file mode 100644 (file)
index 0000000..7786399
--- /dev/null
@@ -0,0 +1,622 @@
+# NOTE: Assertions have been autogenerated by utils/update_mca_test_checks.py
+# RUN: llvm-mca -mtriple=x86_64-unknown-unknown -mcpu=znver3 -iterations=1 -timeline -register-file-stats < %s | FileCheck %s
+
+# LLVM-MCA-BEGIN
+mov %eax, %ecx
+mov %ecx, %edx
+mov %edx, %ebp
+mov %ebp, %esi
+mov %esi, %edi
+mov %edi, %r8d
+mov %r8d, %r9d
+mov %r9d, %r10d
+mov %r10d, %r11d
+mov %r11d, %r12d
+mov %r12d, %r13d
+mov %r13d, %r14d
+mov %r14d, %r15d
+mov %r15d, %eax
+# LLVM-MCA-END
+
+# LLVM-MCA-BEGIN
+mov %rax, %rcx
+mov %rcx, %rdx
+mov %rdx, %rbp
+mov %rbp, %rsi
+mov %rsi, %rdi
+mov %rdi, %r8
+mov %r8, %r9
+mov %r9, %r10
+mov %r10, %r11
+mov %r11, %r12
+mov %r12, %r13
+mov %r13, %r14
+mov %r14, %r15
+mov %r15, %rax
+# LLVM-MCA-END
+
+# FIXME: what's the mnemonic for MOVSX32rr32 ?
+
+# LLVM-MCA-BEGIN
+xchgl %eax, %ecx
+xchgl %ecx, %edx
+xchgl %edx, %ebp
+xchgl %ebp, %esi
+xchgl %esi, %edi
+xchgl %edi, %r8d
+xchgl %r8d, %r9d
+xchgl %r9d, %r10d
+xchgl %r10d, %r11d
+xchgl %r11d, %r12d
+xchgl %r12d, %r13d
+xchgl %r13d, %r14d
+xchgl %r14d, %r15d
+xchgl %r15d, %eax
+# LLVM-MCA-END
+
+# LLVM-MCA-BEGIN
+xchgq %rax, %rcx
+xchgq %rcx, %rdx
+xchgq %rdx, %rbp
+xchgq %rbp, %rsi
+xchgq %rsi, %rdi
+xchgq %rdi, %r8
+xchgq %r8, %r9
+xchgq %r9, %r10
+xchgq %r10, %r11
+xchgq %r11, %r12
+xchgq %r12, %r13
+xchgq %r13, %r14
+xchgq %r14, %r15
+xchgq %r15, %rax
+# LLVM-MCA-END
+
+# CHECK:      [0] Code Region
+
+# CHECK:      Iterations:        1
+# CHECK-NEXT: Instructions:      14
+# CHECK-NEXT: Total Cycles:      6
+# CHECK-NEXT: Total uOps:        14
+
+# CHECK:      Dispatch Width:    6
+# CHECK-NEXT: uOps Per Cycle:    2.33
+# CHECK-NEXT: IPC:               2.33
+# CHECK-NEXT: Block RThroughput: 3.5
+
+# CHECK:      Instruction Info:
+# CHECK-NEXT: [1]: #uOps
+# CHECK-NEXT: [2]: Latency
+# CHECK-NEXT: [3]: RThroughput
+# CHECK-NEXT: [4]: MayLoad
+# CHECK-NEXT: [5]: MayStore
+# CHECK-NEXT: [6]: HasSideEffects (U)
+
+# CHECK:      [1]    [2]    [3]    [4]    [5]    [6]    Instructions:
+# CHECK-NEXT:  1      0     0.25                        movl   %eax, %ecx
+# CHECK-NEXT:  1      0     0.25                        movl   %ecx, %edx
+# CHECK-NEXT:  1      0     0.25                        movl   %edx, %ebp
+# CHECK-NEXT:  1      0     0.25                        movl   %ebp, %esi
+# CHECK-NEXT:  1      0     0.25                        movl   %esi, %edi
+# CHECK-NEXT:  1      0     0.25                        movl   %edi, %r8d
+# CHECK-NEXT:  1      0     0.25                        movl   %r8d, %r9d
+# CHECK-NEXT:  1      0     0.25                        movl   %r9d, %r10d
+# CHECK-NEXT:  1      0     0.25                        movl   %r10d, %r11d
+# CHECK-NEXT:  1      0     0.25                        movl   %r11d, %r12d
+# CHECK-NEXT:  1      0     0.25                        movl   %r12d, %r13d
+# CHECK-NEXT:  1      0     0.25                        movl   %r13d, %r14d
+# CHECK-NEXT:  1      0     0.25                        movl   %r14d, %r15d
+# CHECK-NEXT:  1      0     0.25                        movl   %r15d, %eax
+
+# CHECK:      Register File statistics:
+# CHECK-NEXT: Total number of mappings created:    14
+# CHECK-NEXT: Max number of mappings used:         12
+
+# CHECK:      *  Register File #1 -- Zn3FpPRF:
+# CHECK-NEXT:    Number of physical registers:     160
+# CHECK-NEXT:    Total number of mappings created: 0
+# CHECK-NEXT:    Max number of mappings used:      0
+
+# CHECK:      *  Register File #2 -- Zn3IntegerPRF:
+# CHECK-NEXT:    Number of physical registers:     192
+# CHECK-NEXT:    Total number of mappings created: 14
+# CHECK-NEXT:    Max number of mappings used:      12
+
+# CHECK:      Resources:
+# CHECK-NEXT: [0]   - Zn3AGU0
+# CHECK-NEXT: [1]   - Zn3AGU1
+# CHECK-NEXT: [2]   - Zn3AGU2
+# CHECK-NEXT: [3]   - Zn3ALU0
+# CHECK-NEXT: [4]   - Zn3ALU1
+# CHECK-NEXT: [5]   - Zn3ALU2
+# CHECK-NEXT: [6]   - Zn3ALU3
+# CHECK-NEXT: [7]   - Zn3BRU1
+# CHECK-NEXT: [8]   - Zn3FPP0
+# CHECK-NEXT: [9]   - Zn3FPP1
+# CHECK-NEXT: [10]  - Zn3FPP2
+# CHECK-NEXT: [11]  - Zn3FPP3
+# CHECK-NEXT: [12.0] - Zn3FPP45
+# CHECK-NEXT: [12.1] - Zn3FPP45
+# CHECK-NEXT: [13]  - Zn3FPSt
+# CHECK-NEXT: [14.0] - Zn3LSU
+# CHECK-NEXT: [14.1] - Zn3LSU
+# CHECK-NEXT: [14.2] - Zn3LSU
+# CHECK-NEXT: [15.0] - Zn3Load
+# CHECK-NEXT: [15.1] - Zn3Load
+# CHECK-NEXT: [15.2] - Zn3Load
+# CHECK-NEXT: [16.0] - Zn3Store
+# CHECK-NEXT: [16.1] - Zn3Store
+
+# CHECK:      Resource pressure per iteration:
+# CHECK-NEXT: [0]    [1]    [2]    [3]    [4]    [5]    [6]    [7]    [8]    [9]    [10]   [11]   [12.0] [12.1] [13]   [14.0] [14.1] [14.2] [15.0] [15.1] [15.2] [16.0] [16.1]
+# CHECK-NEXT:  -      -      -     3.00   3.00   4.00   4.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -
+
+# CHECK:      Resource pressure by instruction:
+# CHECK-NEXT: [0]    [1]    [2]    [3]    [4]    [5]    [6]    [7]    [8]    [9]    [10]   [11]   [12.0] [12.1] [13]   [14.0] [14.1] [14.2] [15.0] [15.1] [15.2] [16.0] [16.1] Instructions:
+# CHECK-NEXT:  -      -      -      -      -      -     1.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     movl    %eax, %ecx
+# CHECK-NEXT:  -      -      -      -      -     1.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     movl    %ecx, %edx
+# CHECK-NEXT:  -      -      -      -     1.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     movl    %edx, %ebp
+# CHECK-NEXT:  -      -      -     1.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     movl    %ebp, %esi
+# CHECK-NEXT:  -      -      -      -      -      -     1.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     movl    %esi, %edi
+# CHECK-NEXT:  -      -      -      -      -     1.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     movl    %edi, %r8d
+# CHECK-NEXT:  -      -      -      -     1.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     movl    %r8d, %r9d
+# CHECK-NEXT:  -      -      -     1.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     movl    %r9d, %r10d
+# CHECK-NEXT:  -      -      -      -      -      -     1.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     movl    %r10d, %r11d
+# CHECK-NEXT:  -      -      -      -      -     1.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     movl    %r11d, %r12d
+# CHECK-NEXT:  -      -      -      -     1.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     movl    %r12d, %r13d
+# CHECK-NEXT:  -      -      -     1.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     movl    %r13d, %r14d
+# CHECK-NEXT:  -      -      -      -      -      -     1.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     movl    %r14d, %r15d
+# CHECK-NEXT:  -      -      -      -      -     1.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     movl    %r15d, %eax
+
+# CHECK:      Timeline view:
+# CHECK-NEXT: Index     012345
+
+# CHECK:      [0,0]     DER  .   movl  %eax, %ecx
+# CHECK-NEXT: [0,1]     DER  .   movl  %ecx, %edx
+# CHECK-NEXT: [0,2]     DER  .   movl  %edx, %ebp
+# CHECK-NEXT: [0,3]     DER  .   movl  %ebp, %esi
+# CHECK-NEXT: [0,4]     D=ER .   movl  %esi, %edi
+# CHECK-NEXT: [0,5]     D=ER .   movl  %edi, %r8d
+# CHECK-NEXT: [0,6]     .DER .   movl  %r8d, %r9d
+# CHECK-NEXT: [0,7]     .DER .   movl  %r9d, %r10d
+# CHECK-NEXT: [0,8]     .D=ER.   movl  %r10d, %r11d
+# CHECK-NEXT: [0,9]     .D=ER.   movl  %r11d, %r12d
+# CHECK-NEXT: [0,10]    .D=ER.   movl  %r12d, %r13d
+# CHECK-NEXT: [0,11]    .D=ER.   movl  %r13d, %r14d
+# CHECK-NEXT: [0,12]    . D=ER   movl  %r14d, %r15d
+# CHECK-NEXT: [0,13]    . D=ER   movl  %r15d, %eax
+
+# CHECK:      Average Wait times (based on the timeline view):
+# CHECK-NEXT: [0]: Executions
+# CHECK-NEXT: [1]: Average time spent waiting in a scheduler's queue
+# CHECK-NEXT: [2]: Average time spent waiting in a scheduler's queue while ready
+# CHECK-NEXT: [3]: Average time elapsed from WB until retire stage
+
+# CHECK:            [0]    [1]    [2]    [3]
+# CHECK-NEXT: 0.     1     1.0    1.0    0.0       movl        %eax, %ecx
+# CHECK-NEXT: 1.     1     1.0    0.0    0.0       movl        %ecx, %edx
+# CHECK-NEXT: 2.     1     1.0    0.0    0.0       movl        %edx, %ebp
+# CHECK-NEXT: 3.     1     1.0    0.0    0.0       movl        %ebp, %esi
+# CHECK-NEXT: 4.     1     2.0    1.0    0.0       movl        %esi, %edi
+# CHECK-NEXT: 5.     1     2.0    0.0    0.0       movl        %edi, %r8d
+# CHECK-NEXT: 6.     1     1.0    0.0    0.0       movl        %r8d, %r9d
+# CHECK-NEXT: 7.     1     1.0    0.0    0.0       movl        %r9d, %r10d
+# CHECK-NEXT: 8.     1     2.0    1.0    0.0       movl        %r10d, %r11d
+# CHECK-NEXT: 9.     1     2.0    0.0    0.0       movl        %r11d, %r12d
+# CHECK-NEXT: 10.    1     2.0    0.0    0.0       movl        %r12d, %r13d
+# CHECK-NEXT: 11.    1     2.0    0.0    0.0       movl        %r13d, %r14d
+# CHECK-NEXT: 12.    1     2.0    1.0    0.0       movl        %r14d, %r15d
+# CHECK-NEXT: 13.    1     2.0    0.0    0.0       movl        %r15d, %eax
+# CHECK-NEXT:        1     1.6    0.3    0.0       <total>
+
+# CHECK:      [1] Code Region
+
+# CHECK:      Iterations:        1
+# CHECK-NEXT: Instructions:      14
+# CHECK-NEXT: Total Cycles:      6
+# CHECK-NEXT: Total uOps:        14
+
+# CHECK:      Dispatch Width:    6
+# CHECK-NEXT: uOps Per Cycle:    2.33
+# CHECK-NEXT: IPC:               2.33
+# CHECK-NEXT: Block RThroughput: 3.5
+
+# CHECK:      Instruction Info:
+# CHECK-NEXT: [1]: #uOps
+# CHECK-NEXT: [2]: Latency
+# CHECK-NEXT: [3]: RThroughput
+# CHECK-NEXT: [4]: MayLoad
+# CHECK-NEXT: [5]: MayStore
+# CHECK-NEXT: [6]: HasSideEffects (U)
+
+# CHECK:      [1]    [2]    [3]    [4]    [5]    [6]    Instructions:
+# CHECK-NEXT:  1      0     0.25                        movq   %rax, %rcx
+# CHECK-NEXT:  1      0     0.25                        movq   %rcx, %rdx
+# CHECK-NEXT:  1      0     0.25                        movq   %rdx, %rbp
+# CHECK-NEXT:  1      0     0.25                        movq   %rbp, %rsi
+# CHECK-NEXT:  1      0     0.25                        movq   %rsi, %rdi
+# CHECK-NEXT:  1      0     0.25                        movq   %rdi, %r8
+# CHECK-NEXT:  1      0     0.25                        movq   %r8, %r9
+# CHECK-NEXT:  1      0     0.25                        movq   %r9, %r10
+# CHECK-NEXT:  1      0     0.25                        movq   %r10, %r11
+# CHECK-NEXT:  1      0     0.25                        movq   %r11, %r12
+# CHECK-NEXT:  1      0     0.25                        movq   %r12, %r13
+# CHECK-NEXT:  1      0     0.25                        movq   %r13, %r14
+# CHECK-NEXT:  1      0     0.25                        movq   %r14, %r15
+# CHECK-NEXT:  1      0     0.25                        movq   %r15, %rax
+
+# CHECK:      Register File statistics:
+# CHECK-NEXT: Total number of mappings created:    14
+# CHECK-NEXT: Max number of mappings used:         12
+
+# CHECK:      *  Register File #1 -- Zn3FpPRF:
+# CHECK-NEXT:    Number of physical registers:     160
+# CHECK-NEXT:    Total number of mappings created: 0
+# CHECK-NEXT:    Max number of mappings used:      0
+
+# CHECK:      *  Register File #2 -- Zn3IntegerPRF:
+# CHECK-NEXT:    Number of physical registers:     192
+# CHECK-NEXT:    Total number of mappings created: 14
+# CHECK-NEXT:    Max number of mappings used:      12
+
+# CHECK:      Resources:
+# CHECK-NEXT: [0]   - Zn3AGU0
+# CHECK-NEXT: [1]   - Zn3AGU1
+# CHECK-NEXT: [2]   - Zn3AGU2
+# CHECK-NEXT: [3]   - Zn3ALU0
+# CHECK-NEXT: [4]   - Zn3ALU1
+# CHECK-NEXT: [5]   - Zn3ALU2
+# CHECK-NEXT: [6]   - Zn3ALU3
+# CHECK-NEXT: [7]   - Zn3BRU1
+# CHECK-NEXT: [8]   - Zn3FPP0
+# CHECK-NEXT: [9]   - Zn3FPP1
+# CHECK-NEXT: [10]  - Zn3FPP2
+# CHECK-NEXT: [11]  - Zn3FPP3
+# CHECK-NEXT: [12.0] - Zn3FPP45
+# CHECK-NEXT: [12.1] - Zn3FPP45
+# CHECK-NEXT: [13]  - Zn3FPSt
+# CHECK-NEXT: [14.0] - Zn3LSU
+# CHECK-NEXT: [14.1] - Zn3LSU
+# CHECK-NEXT: [14.2] - Zn3LSU
+# CHECK-NEXT: [15.0] - Zn3Load
+# CHECK-NEXT: [15.1] - Zn3Load
+# CHECK-NEXT: [15.2] - Zn3Load
+# CHECK-NEXT: [16.0] - Zn3Store
+# CHECK-NEXT: [16.1] - Zn3Store
+
+# CHECK:      Resource pressure per iteration:
+# CHECK-NEXT: [0]    [1]    [2]    [3]    [4]    [5]    [6]    [7]    [8]    [9]    [10]   [11]   [12.0] [12.1] [13]   [14.0] [14.1] [14.2] [15.0] [15.1] [15.2] [16.0] [16.1]
+# CHECK-NEXT:  -      -      -     3.00   3.00   4.00   4.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -
+
+# CHECK:      Resource pressure by instruction:
+# CHECK-NEXT: [0]    [1]    [2]    [3]    [4]    [5]    [6]    [7]    [8]    [9]    [10]   [11]   [12.0] [12.1] [13]   [14.0] [14.1] [14.2] [15.0] [15.1] [15.2] [16.0] [16.1] Instructions:
+# CHECK-NEXT:  -      -      -      -      -      -     1.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     movq    %rax, %rcx
+# CHECK-NEXT:  -      -      -      -      -     1.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     movq    %rcx, %rdx
+# CHECK-NEXT:  -      -      -      -     1.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     movq    %rdx, %rbp
+# CHECK-NEXT:  -      -      -     1.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     movq    %rbp, %rsi
+# CHECK-NEXT:  -      -      -      -      -      -     1.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     movq    %rsi, %rdi
+# CHECK-NEXT:  -      -      -      -      -     1.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     movq    %rdi, %r8
+# CHECK-NEXT:  -      -      -      -     1.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     movq    %r8, %r9
+# CHECK-NEXT:  -      -      -     1.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     movq    %r9, %r10
+# CHECK-NEXT:  -      -      -      -      -      -     1.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     movq    %r10, %r11
+# CHECK-NEXT:  -      -      -      -      -     1.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     movq    %r11, %r12
+# CHECK-NEXT:  -      -      -      -     1.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     movq    %r12, %r13
+# CHECK-NEXT:  -      -      -     1.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     movq    %r13, %r14
+# CHECK-NEXT:  -      -      -      -      -      -     1.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     movq    %r14, %r15
+# CHECK-NEXT:  -      -      -      -      -     1.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     movq    %r15, %rax
+
+# CHECK:      Timeline view:
+# CHECK-NEXT: Index     012345
+
+# CHECK:      [0,0]     DER  .   movq  %rax, %rcx
+# CHECK-NEXT: [0,1]     DER  .   movq  %rcx, %rdx
+# CHECK-NEXT: [0,2]     DER  .   movq  %rdx, %rbp
+# CHECK-NEXT: [0,3]     DER  .   movq  %rbp, %rsi
+# CHECK-NEXT: [0,4]     D=ER .   movq  %rsi, %rdi
+# CHECK-NEXT: [0,5]     D=ER .   movq  %rdi, %r8
+# CHECK-NEXT: [0,6]     .DER .   movq  %r8, %r9
+# CHECK-NEXT: [0,7]     .DER .   movq  %r9, %r10
+# CHECK-NEXT: [0,8]     .D=ER.   movq  %r10, %r11
+# CHECK-NEXT: [0,9]     .D=ER.   movq  %r11, %r12
+# CHECK-NEXT: [0,10]    .D=ER.   movq  %r12, %r13
+# CHECK-NEXT: [0,11]    .D=ER.   movq  %r13, %r14
+# CHECK-NEXT: [0,12]    . D=ER   movq  %r14, %r15
+# CHECK-NEXT: [0,13]    . D=ER   movq  %r15, %rax
+
+# CHECK:      Average Wait times (based on the timeline view):
+# CHECK-NEXT: [0]: Executions
+# CHECK-NEXT: [1]: Average time spent waiting in a scheduler's queue
+# CHECK-NEXT: [2]: Average time spent waiting in a scheduler's queue while ready
+# CHECK-NEXT: [3]: Average time elapsed from WB until retire stage
+
+# CHECK:            [0]    [1]    [2]    [3]
+# CHECK-NEXT: 0.     1     1.0    1.0    0.0       movq        %rax, %rcx
+# CHECK-NEXT: 1.     1     1.0    0.0    0.0       movq        %rcx, %rdx
+# CHECK-NEXT: 2.     1     1.0    0.0    0.0       movq        %rdx, %rbp
+# CHECK-NEXT: 3.     1     1.0    0.0    0.0       movq        %rbp, %rsi
+# CHECK-NEXT: 4.     1     2.0    1.0    0.0       movq        %rsi, %rdi
+# CHECK-NEXT: 5.     1     2.0    0.0    0.0       movq        %rdi, %r8
+# CHECK-NEXT: 6.     1     1.0    0.0    0.0       movq        %r8, %r9
+# CHECK-NEXT: 7.     1     1.0    0.0    0.0       movq        %r9, %r10
+# CHECK-NEXT: 8.     1     2.0    1.0    0.0       movq        %r10, %r11
+# CHECK-NEXT: 9.     1     2.0    0.0    0.0       movq        %r11, %r12
+# CHECK-NEXT: 10.    1     2.0    0.0    0.0       movq        %r12, %r13
+# CHECK-NEXT: 11.    1     2.0    0.0    0.0       movq        %r13, %r14
+# CHECK-NEXT: 12.    1     2.0    1.0    0.0       movq        %r14, %r15
+# CHECK-NEXT: 13.    1     2.0    0.0    0.0       movq        %r15, %rax
+# CHECK-NEXT:        1     1.6    0.3    0.0       <total>
+
+# CHECK:      [2] Code Region
+
+# CHECK:      Iterations:        1
+# CHECK-NEXT: Instructions:      14
+# CHECK-NEXT: Total Cycles:      27
+# CHECK-NEXT: Total uOps:        28
+
+# CHECK:      Dispatch Width:    6
+# CHECK-NEXT: uOps Per Cycle:    1.04
+# CHECK-NEXT: IPC:               0.52
+# CHECK-NEXT: Block RThroughput: 28.0
+
+# CHECK:      Instruction Info:
+# CHECK-NEXT: [1]: #uOps
+# CHECK-NEXT: [2]: Latency
+# CHECK-NEXT: [3]: RThroughput
+# CHECK-NEXT: [4]: MayLoad
+# CHECK-NEXT: [5]: MayStore
+# CHECK-NEXT: [6]: HasSideEffects (U)
+
+# CHECK:      [1]    [2]    [3]    [4]    [5]    [6]    Instructions:
+# CHECK-NEXT:  2      0     2.00                        xchgl  %ecx, %eax
+# CHECK-NEXT:  2      0     2.00                        xchgl  %ecx, %edx
+# CHECK-NEXT:  2      0     2.00                        xchgl  %edx, %ebp
+# CHECK-NEXT:  2      0     2.00                        xchgl  %ebp, %esi
+# CHECK-NEXT:  2      0     2.00                        xchgl  %esi, %edi
+# CHECK-NEXT:  2      0     2.00                        xchgl  %edi, %r8d
+# CHECK-NEXT:  2      0     2.00                        xchgl  %r8d, %r9d
+# CHECK-NEXT:  2      0     2.00                        xchgl  %r9d, %r10d
+# CHECK-NEXT:  2      0     2.00                        xchgl  %r10d, %r11d
+# CHECK-NEXT:  2      0     2.00                        xchgl  %r11d, %r12d
+# CHECK-NEXT:  2      0     2.00                        xchgl  %r12d, %r13d
+# CHECK-NEXT:  2      0     2.00                        xchgl  %r13d, %r14d
+# CHECK-NEXT:  2      0     2.00                        xchgl  %r14d, %r15d
+# CHECK-NEXT:  2      0     2.00                        xchgl  %r15d, %eax
+
+# CHECK:      Register File statistics:
+# CHECK-NEXT: Total number of mappings created:    28
+# CHECK-NEXT: Max number of mappings used:         20
+
+# CHECK:      *  Register File #1 -- Zn3FpPRF:
+# CHECK-NEXT:    Number of physical registers:     160
+# CHECK-NEXT:    Total number of mappings created: 0
+# CHECK-NEXT:    Max number of mappings used:      0
+
+# CHECK:      *  Register File #2 -- Zn3IntegerPRF:
+# CHECK-NEXT:    Number of physical registers:     192
+# CHECK-NEXT:    Total number of mappings created: 28
+# CHECK-NEXT:    Max number of mappings used:      20
+
+# CHECK:      Resources:
+# CHECK-NEXT: [0]   - Zn3AGU0
+# CHECK-NEXT: [1]   - Zn3AGU1
+# CHECK-NEXT: [2]   - Zn3AGU2
+# CHECK-NEXT: [3]   - Zn3ALU0
+# CHECK-NEXT: [4]   - Zn3ALU1
+# CHECK-NEXT: [5]   - Zn3ALU2
+# CHECK-NEXT: [6]   - Zn3ALU3
+# CHECK-NEXT: [7]   - Zn3BRU1
+# CHECK-NEXT: [8]   - Zn3FPP0
+# CHECK-NEXT: [9]   - Zn3FPP1
+# CHECK-NEXT: [10]  - Zn3FPP2
+# CHECK-NEXT: [11]  - Zn3FPP3
+# CHECK-NEXT: [12.0] - Zn3FPP45
+# CHECK-NEXT: [12.1] - Zn3FPP45
+# CHECK-NEXT: [13]  - Zn3FPSt
+# CHECK-NEXT: [14.0] - Zn3LSU
+# CHECK-NEXT: [14.1] - Zn3LSU
+# CHECK-NEXT: [14.2] - Zn3LSU
+# CHECK-NEXT: [15.0] - Zn3Load
+# CHECK-NEXT: [15.1] - Zn3Load
+# CHECK-NEXT: [15.2] - Zn3Load
+# CHECK-NEXT: [16.0] - Zn3Store
+# CHECK-NEXT: [16.1] - Zn3Store
+
+# CHECK:      Resource pressure per iteration:
+# CHECK-NEXT: [0]    [1]    [2]    [3]    [4]    [5]    [6]    [7]    [8]    [9]    [10]   [11]   [12.0] [12.1] [13]   [14.0] [14.1] [14.2] [15.0] [15.1] [15.2] [16.0] [16.1]
+# CHECK-NEXT:  -      -      -     24.00  24.00  32.00  32.00   -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -
+
+# CHECK:      Resource pressure by instruction:
+# CHECK-NEXT: [0]    [1]    [2]    [3]    [4]    [5]    [6]    [7]    [8]    [9]    [10]   [11]   [12.0] [12.1] [13]   [14.0] [14.1] [14.2] [15.0] [15.1] [15.2] [16.0] [16.1] Instructions:
+# CHECK-NEXT:  -      -      -      -      -      -     8.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     xchgl   %ecx, %eax
+# CHECK-NEXT:  -      -      -      -      -     8.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     xchgl   %ecx, %edx
+# CHECK-NEXT:  -      -      -      -     8.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     xchgl   %edx, %ebp
+# CHECK-NEXT:  -      -      -     8.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     xchgl   %ebp, %esi
+# CHECK-NEXT:  -      -      -      -      -      -     8.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     xchgl   %esi, %edi
+# CHECK-NEXT:  -      -      -      -      -     8.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     xchgl   %edi, %r8d
+# CHECK-NEXT:  -      -      -      -     8.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     xchgl   %r8d, %r9d
+# CHECK-NEXT:  -      -      -     8.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     xchgl   %r9d, %r10d
+# CHECK-NEXT:  -      -      -      -      -      -     8.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     xchgl   %r10d, %r11d
+# CHECK-NEXT:  -      -      -      -      -     8.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     xchgl   %r11d, %r12d
+# CHECK-NEXT:  -      -      -      -     8.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     xchgl   %r12d, %r13d
+# CHECK-NEXT:  -      -      -     8.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     xchgl   %r13d, %r14d
+# CHECK-NEXT:  -      -      -      -      -      -     8.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     xchgl   %r14d, %r15d
+# CHECK-NEXT:  -      -      -      -      -     8.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     xchgl   %r15d, %eax
+
+# CHECK:      Timeline view:
+# CHECK-NEXT:                     0123456789
+# CHECK-NEXT: Index     0123456789          0123456
+
+# CHECK:      [0,0]     DER  .    .    .    .    ..   xchgl    %ecx, %eax
+# CHECK-NEXT: [0,1]     DER  .    .    .    .    ..   xchgl    %ecx, %edx
+# CHECK-NEXT: [0,2]     DER  .    .    .    .    ..   xchgl    %edx, %ebp
+# CHECK-NEXT: [0,3]     .DER .    .    .    .    ..   xchgl    %ebp, %esi
+# CHECK-NEXT: [0,4]     .D=======ER    .    .    ..   xchgl    %esi, %edi
+# CHECK-NEXT: [0,5]     .D=======ER    .    .    ..   xchgl    %edi, %r8d
+# CHECK-NEXT: [0,6]     . D======ER    .    .    ..   xchgl    %r8d, %r9d
+# CHECK-NEXT: [0,7]     . D=======ER   .    .    ..   xchgl    %r9d, %r10d
+# CHECK-NEXT: [0,8]     . D==============ER .    ..   xchgl    %r10d, %r11d
+# CHECK-NEXT: [0,9]     .  D=============ER .    ..   xchgl    %r11d, %r12d
+# CHECK-NEXT: [0,10]    .  D=============ER .    ..   xchgl    %r12d, %r13d
+# CHECK-NEXT: [0,11]    .  D==============ER.    ..   xchgl    %r13d, %r14d
+# CHECK-NEXT: [0,12]    .   D====================ER   xchgl    %r14d, %r15d
+# CHECK-NEXT: [0,13]    .   D====================ER   xchgl    %r15d, %eax
+
+# CHECK:      Average Wait times (based on the timeline view):
+# CHECK-NEXT: [0]: Executions
+# CHECK-NEXT: [1]: Average time spent waiting in a scheduler's queue
+# CHECK-NEXT: [2]: Average time spent waiting in a scheduler's queue while ready
+# CHECK-NEXT: [3]: Average time elapsed from WB until retire stage
+
+# CHECK:            [0]    [1]    [2]    [3]
+# CHECK-NEXT: 0.     1     1.0    1.0    0.0       xchgl       %ecx, %eax
+# CHECK-NEXT: 1.     1     1.0    0.0    0.0       xchgl       %ecx, %edx
+# CHECK-NEXT: 2.     1     1.0    0.0    0.0       xchgl       %edx, %ebp
+# CHECK-NEXT: 3.     1     1.0    1.0    0.0       xchgl       %ebp, %esi
+# CHECK-NEXT: 4.     1     8.0    7.0    0.0       xchgl       %esi, %edi
+# CHECK-NEXT: 5.     1     8.0    0.0    0.0       xchgl       %edi, %r8d
+# CHECK-NEXT: 6.     1     7.0    0.0    0.0       xchgl       %r8d, %r9d
+# CHECK-NEXT: 7.     1     8.0    1.0    0.0       xchgl       %r9d, %r10d
+# CHECK-NEXT: 8.     1     15.0   7.0    0.0       xchgl       %r10d, %r11d
+# CHECK-NEXT: 9.     1     14.0   0.0    0.0       xchgl       %r11d, %r12d
+# CHECK-NEXT: 10.    1     14.0   0.0    0.0       xchgl       %r12d, %r13d
+# CHECK-NEXT: 11.    1     15.0   1.0    0.0       xchgl       %r13d, %r14d
+# CHECK-NEXT: 12.    1     21.0   7.0    0.0       xchgl       %r14d, %r15d
+# CHECK-NEXT: 13.    1     21.0   0.0    0.0       xchgl       %r15d, %eax
+# CHECK-NEXT:        1     9.6    1.8    0.0       <total>
+
+# CHECK:      [3] Code Region
+
+# CHECK:      Iterations:        1
+# CHECK-NEXT: Instructions:      14
+# CHECK-NEXT: Total Cycles:      27
+# CHECK-NEXT: Total uOps:        28
+
+# CHECK:      Dispatch Width:    6
+# CHECK-NEXT: uOps Per Cycle:    1.04
+# CHECK-NEXT: IPC:               0.52
+# CHECK-NEXT: Block RThroughput: 28.0
+
+# CHECK:      Instruction Info:
+# CHECK-NEXT: [1]: #uOps
+# CHECK-NEXT: [2]: Latency
+# CHECK-NEXT: [3]: RThroughput
+# CHECK-NEXT: [4]: MayLoad
+# CHECK-NEXT: [5]: MayStore
+# CHECK-NEXT: [6]: HasSideEffects (U)
+
+# CHECK:      [1]    [2]    [3]    [4]    [5]    [6]    Instructions:
+# CHECK-NEXT:  2      0     2.00                        xchgq  %rcx, %rax
+# CHECK-NEXT:  2      0     2.00                        xchgq  %rcx, %rdx
+# CHECK-NEXT:  2      0     2.00                        xchgq  %rdx, %rbp
+# CHECK-NEXT:  2      0     2.00                        xchgq  %rbp, %rsi
+# CHECK-NEXT:  2      0     2.00                        xchgq  %rsi, %rdi
+# CHECK-NEXT:  2      0     2.00                        xchgq  %rdi, %r8
+# CHECK-NEXT:  2      0     2.00                        xchgq  %r8, %r9
+# CHECK-NEXT:  2      0     2.00                        xchgq  %r9, %r10
+# CHECK-NEXT:  2      0     2.00                        xchgq  %r10, %r11
+# CHECK-NEXT:  2      0     2.00                        xchgq  %r11, %r12
+# CHECK-NEXT:  2      0     2.00                        xchgq  %r12, %r13
+# CHECK-NEXT:  2      0     2.00                        xchgq  %r13, %r14
+# CHECK-NEXT:  2      0     2.00                        xchgq  %r14, %r15
+# CHECK-NEXT:  2      0     2.00                        xchgq  %r15, %rax
+
+# CHECK:      Register File statistics:
+# CHECK-NEXT: Total number of mappings created:    28
+# CHECK-NEXT: Max number of mappings used:         20
+
+# CHECK:      *  Register File #1 -- Zn3FpPRF:
+# CHECK-NEXT:    Number of physical registers:     160
+# CHECK-NEXT:    Total number of mappings created: 0
+# CHECK-NEXT:    Max number of mappings used:      0
+
+# CHECK:      *  Register File #2 -- Zn3IntegerPRF:
+# CHECK-NEXT:    Number of physical registers:     192
+# CHECK-NEXT:    Total number of mappings created: 28
+# CHECK-NEXT:    Max number of mappings used:      20
+
+# CHECK:      Resources:
+# CHECK-NEXT: [0]   - Zn3AGU0
+# CHECK-NEXT: [1]   - Zn3AGU1
+# CHECK-NEXT: [2]   - Zn3AGU2
+# CHECK-NEXT: [3]   - Zn3ALU0
+# CHECK-NEXT: [4]   - Zn3ALU1
+# CHECK-NEXT: [5]   - Zn3ALU2
+# CHECK-NEXT: [6]   - Zn3ALU3
+# CHECK-NEXT: [7]   - Zn3BRU1
+# CHECK-NEXT: [8]   - Zn3FPP0
+# CHECK-NEXT: [9]   - Zn3FPP1
+# CHECK-NEXT: [10]  - Zn3FPP2
+# CHECK-NEXT: [11]  - Zn3FPP3
+# CHECK-NEXT: [12.0] - Zn3FPP45
+# CHECK-NEXT: [12.1] - Zn3FPP45
+# CHECK-NEXT: [13]  - Zn3FPSt
+# CHECK-NEXT: [14.0] - Zn3LSU
+# CHECK-NEXT: [14.1] - Zn3LSU
+# CHECK-NEXT: [14.2] - Zn3LSU
+# CHECK-NEXT: [15.0] - Zn3Load
+# CHECK-NEXT: [15.1] - Zn3Load
+# CHECK-NEXT: [15.2] - Zn3Load
+# CHECK-NEXT: [16.0] - Zn3Store
+# CHECK-NEXT: [16.1] - Zn3Store
+
+# CHECK:      Resource pressure per iteration:
+# CHECK-NEXT: [0]    [1]    [2]    [3]    [4]    [5]    [6]    [7]    [8]    [9]    [10]   [11]   [12.0] [12.1] [13]   [14.0] [14.1] [14.2] [15.0] [15.1] [15.2] [16.0] [16.1]
+# CHECK-NEXT:  -      -      -     24.00  24.00  32.00  32.00   -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -
+
+# CHECK:      Resource pressure by instruction:
+# CHECK-NEXT: [0]    [1]    [2]    [3]    [4]    [5]    [6]    [7]    [8]    [9]    [10]   [11]   [12.0] [12.1] [13]   [14.0] [14.1] [14.2] [15.0] [15.1] [15.2] [16.0] [16.1] Instructions:
+# CHECK-NEXT:  -      -      -      -      -      -     8.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     xchgq   %rcx, %rax
+# CHECK-NEXT:  -      -      -      -      -     8.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     xchgq   %rcx, %rdx
+# CHECK-NEXT:  -      -      -      -     8.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     xchgq   %rdx, %rbp
+# CHECK-NEXT:  -      -      -     8.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     xchgq   %rbp, %rsi
+# CHECK-NEXT:  -      -      -      -      -      -     8.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     xchgq   %rsi, %rdi
+# CHECK-NEXT:  -      -      -      -      -     8.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     xchgq   %rdi, %r8
+# CHECK-NEXT:  -      -      -      -     8.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     xchgq   %r8, %r9
+# CHECK-NEXT:  -      -      -     8.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     xchgq   %r9, %r10
+# CHECK-NEXT:  -      -      -      -      -      -     8.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     xchgq   %r10, %r11
+# CHECK-NEXT:  -      -      -      -      -     8.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     xchgq   %r11, %r12
+# CHECK-NEXT:  -      -      -      -     8.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     xchgq   %r12, %r13
+# CHECK-NEXT:  -      -      -     8.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     xchgq   %r13, %r14
+# CHECK-NEXT:  -      -      -      -      -      -     8.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     xchgq   %r14, %r15
+# CHECK-NEXT:  -      -      -      -      -     8.00    -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -      -     xchgq   %r15, %rax
+
+# CHECK:      Timeline view:
+# CHECK-NEXT:                     0123456789
+# CHECK-NEXT: Index     0123456789          0123456
+
+# CHECK:      [0,0]     DER  .    .    .    .    ..   xchgq    %rcx, %rax
+# CHECK-NEXT: [0,1]     DER  .    .    .    .    ..   xchgq    %rcx, %rdx
+# CHECK-NEXT: [0,2]     DER  .    .    .    .    ..   xchgq    %rdx, %rbp
+# CHECK-NEXT: [0,3]     .DER .    .    .    .    ..   xchgq    %rbp, %rsi
+# CHECK-NEXT: [0,4]     .D=======ER    .    .    ..   xchgq    %rsi, %rdi
+# CHECK-NEXT: [0,5]     .D=======ER    .    .    ..   xchgq    %rdi, %r8
+# CHECK-NEXT: [0,6]     . D======ER    .    .    ..   xchgq    %r8, %r9
+# CHECK-NEXT: [0,7]     . D=======ER   .    .    ..   xchgq    %r9, %r10
+# CHECK-NEXT: [0,8]     . D==============ER .    ..   xchgq    %r10, %r11
+# CHECK-NEXT: [0,9]     .  D=============ER .    ..   xchgq    %r11, %r12
+# CHECK-NEXT: [0,10]    .  D=============ER .    ..   xchgq    %r12, %r13
+# CHECK-NEXT: [0,11]    .  D==============ER.    ..   xchgq    %r13, %r14
+# CHECK-NEXT: [0,12]    .   D====================ER   xchgq    %r14, %r15
+# CHECK-NEXT: [0,13]    .   D====================ER   xchgq    %r15, %rax
+
+# CHECK:      Average Wait times (based on the timeline view):
+# CHECK-NEXT: [0]: Executions
+# CHECK-NEXT: [1]: Average time spent waiting in a scheduler's queue
+# CHECK-NEXT: [2]: Average time spent waiting in a scheduler's queue while ready
+# CHECK-NEXT: [3]: Average time elapsed from WB until retire stage
+
+# CHECK:            [0]    [1]    [2]    [3]
+# CHECK-NEXT: 0.     1     1.0    1.0    0.0       xchgq       %rcx, %rax
+# CHECK-NEXT: 1.     1     1.0    0.0    0.0       xchgq       %rcx, %rdx
+# CHECK-NEXT: 2.     1     1.0    0.0    0.0       xchgq       %rdx, %rbp
+# CHECK-NEXT: 3.     1     1.0    1.0    0.0       xchgq       %rbp, %rsi
+# CHECK-NEXT: 4.     1     8.0    7.0    0.0       xchgq       %rsi, %rdi
+# CHECK-NEXT: 5.     1     8.0    0.0    0.0       xchgq       %rdi, %r8
+# CHECK-NEXT: 6.     1     7.0    0.0    0.0       xchgq       %r8, %r9
+# CHECK-NEXT: 7.     1     8.0    1.0    0.0       xchgq       %r9, %r10
+# CHECK-NEXT: 8.     1     15.0   7.0    0.0       xchgq       %r10, %r11
+# CHECK-NEXT: 9.     1     14.0   0.0    0.0       xchgq       %r11, %r12
+# CHECK-NEXT: 10.    1     14.0   0.0    0.0       xchgq       %r12, %r13
+# CHECK-NEXT: 11.    1     15.0   1.0    0.0       xchgq       %r13, %r14
+# CHECK-NEXT: 12.    1     21.0   7.0    0.0       xchgq       %r14, %r15
+# CHECK-NEXT: 13.    1     21.0   0.0    0.0       xchgq       %r15, %rax
+# CHECK-NEXT:        1     9.6    1.8    0.0       <total>