[X86] Fix BMI uop/throughputs on znver1/znver2

Most BMI ops are 2uop and 0.5 throughput - interestingly TZCNTrm doesn't take an extra uop but the other instructions do

Confirmed by AMD SoG + Agner

diff --git a/llvm/lib/Target/X86/X86ScheduleZnver1.td b/llvm/lib/Target/X86/X86ScheduleZnver1.td
index 3b2272f..d5cce17 100644 (file)
--- a/llvm/lib/Target/X86/X86ScheduleZnver1.td
+++ b/llvm/lib/Target/X86/X86ScheduleZnver1.td
@@ -223,15 +223,15 @@ defm : X86WriteRes<WriteBitTestSet,      [ZnALU], 2, [1], 2>;
 defm : ZnWriteResPair<WriteBSF, [ZnALU], 3, [12], 6, 4, 2>;
 defm : ZnWriteResPair<WriteBSR, [ZnALU], 4, [16], 6, 4, 2>;
 defm : ZnWriteResPair<WriteLZCNT,          [ZnALU], 2>;
-defm : ZnWriteResPair<WriteTZCNT,          [ZnALU], 2>;
+defm : ZnWriteResPair<WriteTZCNT,          [ZnALU], 2, [2], 2, 4, 0>;
 defm : ZnWriteResPair<WritePOPCNT,         [ZnALU], 1>;
 
 // Treat misc copies as a move.
 def : InstRW<[WriteMove], (instrs COPY)>;
 
 // BMI1 BEXTR, BMI2 BZHI
-defm : ZnWriteResPair<WriteBEXTR, [ZnALU], 1>;
-defm : ZnWriteResPair<WriteBLS,   [ZnALU], 2, [1], 2, 4, 1>;
+defm : ZnWriteResPair<WriteBEXTR, [ZnALU], 1, [1], 1, 4, 1>;
+defm : ZnWriteResPair<WriteBLS,   [ZnALU], 2, [2], 2, 4, 1>;
 defm : ZnWriteResPair<WriteBZHI,  [ZnALU], 1>;
 
 // IDIV
@@ -553,7 +553,7 @@ def ZnWritePUSH : SchedWriteRes<[ZnAGU]>{
 }
 def : InstRW<[ZnWritePUSH], (instregex "PUSH(16|32)rmm")>;
 
-//PUSHF
+// PUSHF
 def : InstRW<[WriteMicrocoded], (instregex "PUSHF(16|32)")>;
 
 // PUSHA.

diff --git a/llvm/lib/Target/X86/X86ScheduleZnver2.td b/llvm/lib/Target/X86/X86ScheduleZnver2.td
index 0ff4ba3..b6c29ee 100644 (file)
--- a/llvm/lib/Target/X86/X86ScheduleZnver2.td
+++ b/llvm/lib/Target/X86/X86ScheduleZnver2.td
@@ -222,15 +222,15 @@ defm : X86WriteRes<WriteBitTestSet,      [Zn2ALU], 2, [1], 2>;
 defm : Zn2WriteResPair<WriteBSF, [Zn2ALU], 3, [12], 6, 4, 2>;
 defm : Zn2WriteResPair<WriteBSR, [Zn2ALU], 4, [16], 6, 4, 2>;
 defm : Zn2WriteResPair<WriteLZCNT,          [Zn2ALU], 1>;
-defm : Zn2WriteResPair<WriteTZCNT,          [Zn2ALU], 2>;
+defm : Zn2WriteResPair<WriteTZCNT,          [Zn2ALU], 2, [2], 2, 4, 0>;
 defm : Zn2WriteResPair<WritePOPCNT,         [Zn2ALU], 1>;
 
 // Treat misc copies as a move.
 def : InstRW<[WriteMove], (instrs COPY)>;
 
 // BMI1 BEXTR, BMI2 BZHI
-defm : Zn2WriteResPair<WriteBEXTR, [Zn2ALU], 1>;
-defm : Zn2WriteResPair<WriteBLS,   [Zn2ALU], 2, [1], 2, 4, 1>;
+defm : Zn2WriteResPair<WriteBEXTR, [Zn2ALU], 1, [1], 1, 4, 1>;
+defm : Zn2WriteResPair<WriteBLS,   [Zn2ALU], 2, [2], 2, 4, 1>;
 defm : Zn2WriteResPair<WriteBZHI,  [Zn2ALU], 1>;
 
 // IDIV
@@ -559,7 +559,7 @@ def Zn2WritePUSH : SchedWriteRes<[Zn2AGU]>{
 }
 def : InstRW<[Zn2WritePUSH], (instregex "PUSH(16|32)rmm")>;
 
-//PUSHF
+// PUSHF
 def : InstRW<[WriteMicrocoded], (instregex "PUSHF(16|32)")>;
 
 // PUSHA.

diff --git a/llvm/test/tools/llvm-mca/X86/Znver1/resources-bmi1.s b/llvm/test/tools/llvm-mca/X86/Znver1/resources-bmi1.s
index 542140f..f9b1746 100644 (file)
--- a/llvm/test/tools/llvm-mca/X86/Znver1/resources-bmi1.s
+++ b/llvm/test/tools/llvm-mca/X86/Znver1/resources-bmi1.s
@@ -57,23 +57,23 @@ tzcnt       (%rax), %rcx
 # CHECK-NEXT:  2      5     0.50    *                   bextrl %eax, (%rbx), %ecx
 # CHECK-NEXT:  1      1     0.25                        bextrq %rax, %rbx, %rcx
 # CHECK-NEXT:  2      5     0.50    *                   bextrq %rax, (%rbx), %rcx
-# CHECK-NEXT:  2      2     0.25                        blsil  %eax, %ecx
+# CHECK-NEXT:  2      2     0.50                        blsil  %eax, %ecx
 # CHECK-NEXT:  3      6     0.50    *                   blsil  (%rax), %ecx
-# CHECK-NEXT:  2      2     0.25                        blsiq  %rax, %rcx
+# CHECK-NEXT:  2      2     0.50                        blsiq  %rax, %rcx
 # CHECK-NEXT:  3      6     0.50    *                   blsiq  (%rax), %rcx
-# CHECK-NEXT:  2      2     0.25                        blsmskl        %eax, %ecx
+# CHECK-NEXT:  2      2     0.50                        blsmskl        %eax, %ecx
 # CHECK-NEXT:  3      6     0.50    *                   blsmskl        (%rax), %ecx
-# CHECK-NEXT:  2      2     0.25                        blsmskq        %rax, %rcx
+# CHECK-NEXT:  2      2     0.50                        blsmskq        %rax, %rcx
 # CHECK-NEXT:  3      6     0.50    *                   blsmskq        (%rax), %rcx
-# CHECK-NEXT:  2      2     0.25                        blsrl  %eax, %ecx
+# CHECK-NEXT:  2      2     0.50                        blsrl  %eax, %ecx
 # CHECK-NEXT:  3      6     0.50    *                   blsrl  (%rax), %ecx
-# CHECK-NEXT:  2      2     0.25                        blsrq  %rax, %rcx
+# CHECK-NEXT:  2      2     0.50                        blsrq  %rax, %rcx
 # CHECK-NEXT:  3      6     0.50    *                   blsrq  (%rax), %rcx
-# CHECK-NEXT:  1      2     0.25                        tzcntw %ax, %cx
+# CHECK-NEXT:  2      2     0.50                        tzcntw %ax, %cx
 # CHECK-NEXT:  2      6     0.50    *                   tzcntw (%rax), %cx
-# CHECK-NEXT:  1      2     0.25                        tzcntl %eax, %ecx
+# CHECK-NEXT:  2      2     0.50                        tzcntl %eax, %ecx
 # CHECK-NEXT:  2      6     0.50    *                   tzcntl (%rax), %ecx
-# CHECK-NEXT:  1      2     0.25                        tzcntq %rax, %rcx
+# CHECK-NEXT:  2      2     0.50                        tzcntq %rax, %rcx
 # CHECK-NEXT:  2      6     0.50    *                   tzcntq (%rax), %rcx
 
 # CHECK:      Resources:
@@ -92,7 +92,7 @@ tzcnt       (%rax), %rcx
 
 # CHECK:      Resource pressure per iteration:
 # CHECK-NEXT: [0]    [1]    [2]    [3]    [4]    [5]    [6]    [7]    [8]    [9]    [10]   [11]
-# CHECK-NEXT: 6.50   6.50   6.50   6.50   6.50   6.50    -      -      -      -      -      -
+# CHECK-NEXT: 6.50   6.50   11.00  11.00  11.00  11.00   -      -      -      -      -      -
 
 # CHECK:      Resource pressure by instruction:
 # CHECK-NEXT: [0]    [1]    [2]    [3]    [4]    [5]    [6]    [7]    [8]    [9]    [10]   [11]   Instructions:
@@ -104,21 +104,21 @@ tzcnt       (%rax), %rcx
 # CHECK-NEXT: 0.50   0.50   0.25   0.25   0.25   0.25    -      -      -      -      -      -     bextrl       %eax, (%rbx), %ecx
 # CHECK-NEXT:  -      -     0.25   0.25   0.25   0.25    -      -      -      -      -      -     bextrq       %rax, %rbx, %rcx
 # CHECK-NEXT: 0.50   0.50   0.25   0.25   0.25   0.25    -      -      -      -      -      -     bextrq       %rax, (%rbx), %rcx
-# CHECK-NEXT:  -      -     0.25   0.25   0.25   0.25    -      -      -      -      -      -     blsil        %eax, %ecx
-# CHECK-NEXT: 0.50   0.50   0.25   0.25   0.25   0.25    -      -      -      -      -      -     blsil        (%rax), %ecx
-# CHECK-NEXT:  -      -     0.25   0.25   0.25   0.25    -      -      -      -      -      -     blsiq        %rax, %rcx
-# CHECK-NEXT: 0.50   0.50   0.25   0.25   0.25   0.25    -      -      -      -      -      -     blsiq        (%rax), %rcx
-# CHECK-NEXT:  -      -     0.25   0.25   0.25   0.25    -      -      -      -      -      -     blsmskl      %eax, %ecx
-# CHECK-NEXT: 0.50   0.50   0.25   0.25   0.25   0.25    -      -      -      -      -      -     blsmskl      (%rax), %ecx
-# CHECK-NEXT:  -      -     0.25   0.25   0.25   0.25    -      -      -      -      -      -     blsmskq      %rax, %rcx
-# CHECK-NEXT: 0.50   0.50   0.25   0.25   0.25   0.25    -      -      -      -      -      -     blsmskq      (%rax), %rcx
-# CHECK-NEXT:  -      -     0.25   0.25   0.25   0.25    -      -      -      -      -      -     blsrl        %eax, %ecx
-# CHECK-NEXT: 0.50   0.50   0.25   0.25   0.25   0.25    -      -      -      -      -      -     blsrl        (%rax), %ecx
-# CHECK-NEXT:  -      -     0.25   0.25   0.25   0.25    -      -      -      -      -      -     blsrq        %rax, %rcx
-# CHECK-NEXT: 0.50   0.50   0.25   0.25   0.25   0.25    -      -      -      -      -      -     blsrq        (%rax), %rcx
-# CHECK-NEXT:  -      -     0.25   0.25   0.25   0.25    -      -      -      -      -      -     tzcntw       %ax, %cx
-# CHECK-NEXT: 0.50   0.50   0.25   0.25   0.25   0.25    -      -      -      -      -      -     tzcntw       (%rax), %cx
-# CHECK-NEXT:  -      -     0.25   0.25   0.25   0.25    -      -      -      -      -      -     tzcntl       %eax, %ecx
-# CHECK-NEXT: 0.50   0.50   0.25   0.25   0.25   0.25    -      -      -      -      -      -     tzcntl       (%rax), %ecx
-# CHECK-NEXT:  -      -     0.25   0.25   0.25   0.25    -      -      -      -      -      -     tzcntq       %rax, %rcx
-# CHECK-NEXT: 0.50   0.50   0.25   0.25   0.25   0.25    -      -      -      -      -      -     tzcntq       (%rax), %rcx
+# CHECK-NEXT:  -      -     0.50   0.50   0.50   0.50    -      -      -      -      -      -     blsil        %eax, %ecx
+# CHECK-NEXT: 0.50   0.50   0.50   0.50   0.50   0.50    -      -      -      -      -      -     blsil        (%rax), %ecx
+# CHECK-NEXT:  -      -     0.50   0.50   0.50   0.50    -      -      -      -      -      -     blsiq        %rax, %rcx
+# CHECK-NEXT: 0.50   0.50   0.50   0.50   0.50   0.50    -      -      -      -      -      -     blsiq        (%rax), %rcx
+# CHECK-NEXT:  -      -     0.50   0.50   0.50   0.50    -      -      -      -      -      -     blsmskl      %eax, %ecx
+# CHECK-NEXT: 0.50   0.50   0.50   0.50   0.50   0.50    -      -      -      -      -      -     blsmskl      (%rax), %ecx
+# CHECK-NEXT:  -      -     0.50   0.50   0.50   0.50    -      -      -      -      -      -     blsmskq      %rax, %rcx
+# CHECK-NEXT: 0.50   0.50   0.50   0.50   0.50   0.50    -      -      -      -      -      -     blsmskq      (%rax), %rcx
+# CHECK-NEXT:  -      -     0.50   0.50   0.50   0.50    -      -      -      -      -      -     blsrl        %eax, %ecx
+# CHECK-NEXT: 0.50   0.50   0.50   0.50   0.50   0.50    -      -      -      -      -      -     blsrl        (%rax), %ecx
+# CHECK-NEXT:  -      -     0.50   0.50   0.50   0.50    -      -      -      -      -      -     blsrq        %rax, %rcx
+# CHECK-NEXT: 0.50   0.50   0.50   0.50   0.50   0.50    -      -      -      -      -      -     blsrq        (%rax), %rcx
+# CHECK-NEXT:  -      -     0.50   0.50   0.50   0.50    -      -      -      -      -      -     tzcntw       %ax, %cx
+# CHECK-NEXT: 0.50   0.50   0.50   0.50   0.50   0.50    -      -      -      -      -      -     tzcntw       (%rax), %cx
+# CHECK-NEXT:  -      -     0.50   0.50   0.50   0.50    -      -      -      -      -      -     tzcntl       %eax, %ecx
+# CHECK-NEXT: 0.50   0.50   0.50   0.50   0.50   0.50    -      -      -      -      -      -     tzcntl       (%rax), %ecx
+# CHECK-NEXT:  -      -     0.50   0.50   0.50   0.50    -      -      -      -      -      -     tzcntq       %rax, %rcx
+# CHECK-NEXT: 0.50   0.50   0.50   0.50   0.50   0.50    -      -      -      -      -      -     tzcntq       (%rax), %rcx

diff --git a/llvm/test/tools/llvm-mca/X86/Znver2/resources-bmi1.s b/llvm/test/tools/llvm-mca/X86/Znver2/resources-bmi1.s
index 8db8286..cff0df5 100644 (file)
--- a/llvm/test/tools/llvm-mca/X86/Znver2/resources-bmi1.s
+++ b/llvm/test/tools/llvm-mca/X86/Znver2/resources-bmi1.s
@@ -57,24 +57,24 @@ tzcnt       (%rax), %rcx
 # CHECK-NEXT:  2      5     0.33    *                   bextrl %eax, (%rbx), %ecx
 # CHECK-NEXT:  1      1     0.25                        bextrq %rax, %rbx, %rcx
 # CHECK-NEXT:  2      5     0.33    *                   bextrq %rax, (%rbx), %rcx
-# CHECK-NEXT:  2      2     0.25                        blsil  %eax, %ecx
-# CHECK-NEXT:  3      6     0.33    *                   blsil  (%rax), %ecx
-# CHECK-NEXT:  2      2     0.25                        blsiq  %rax, %rcx
-# CHECK-NEXT:  3      6     0.33    *                   blsiq  (%rax), %rcx
-# CHECK-NEXT:  2      2     0.25                        blsmskl        %eax, %ecx
-# CHECK-NEXT:  3      6     0.33    *                   blsmskl        (%rax), %ecx
-# CHECK-NEXT:  2      2     0.25                        blsmskq        %rax, %rcx
-# CHECK-NEXT:  3      6     0.33    *                   blsmskq        (%rax), %rcx
-# CHECK-NEXT:  2      2     0.25                        blsrl  %eax, %ecx
-# CHECK-NEXT:  3      6     0.33    *                   blsrl  (%rax), %ecx
-# CHECK-NEXT:  2      2     0.25                        blsrq  %rax, %rcx
-# CHECK-NEXT:  3      6     0.33    *                   blsrq  (%rax), %rcx
-# CHECK-NEXT:  1      2     0.25                        tzcntw %ax, %cx
-# CHECK-NEXT:  2      6     0.33    *                   tzcntw (%rax), %cx
-# CHECK-NEXT:  1      2     0.25                        tzcntl %eax, %ecx
-# CHECK-NEXT:  2      6     0.33    *                   tzcntl (%rax), %ecx
-# CHECK-NEXT:  1      2     0.25                        tzcntq %rax, %rcx
-# CHECK-NEXT:  2      6     0.33    *                   tzcntq (%rax), %rcx
+# CHECK-NEXT:  2      2     0.50                        blsil  %eax, %ecx
+# CHECK-NEXT:  3      6     0.50    *                   blsil  (%rax), %ecx
+# CHECK-NEXT:  2      2     0.50                        blsiq  %rax, %rcx
+# CHECK-NEXT:  3      6     0.50    *                   blsiq  (%rax), %rcx
+# CHECK-NEXT:  2      2     0.50                        blsmskl        %eax, %ecx
+# CHECK-NEXT:  3      6     0.50    *                   blsmskl        (%rax), %ecx
+# CHECK-NEXT:  2      2     0.50                        blsmskq        %rax, %rcx
+# CHECK-NEXT:  3      6     0.50    *                   blsmskq        (%rax), %rcx
+# CHECK-NEXT:  2      2     0.50                        blsrl  %eax, %ecx
+# CHECK-NEXT:  3      6     0.50    *                   blsrl  (%rax), %ecx
+# CHECK-NEXT:  2      2     0.50                        blsrq  %rax, %rcx
+# CHECK-NEXT:  3      6     0.50    *                   blsrq  (%rax), %rcx
+# CHECK-NEXT:  2      2     0.50                        tzcntw %ax, %cx
+# CHECK-NEXT:  2      6     0.50    *                   tzcntw (%rax), %cx
+# CHECK-NEXT:  2      2     0.50                        tzcntl %eax, %ecx
+# CHECK-NEXT:  2      6     0.50    *                   tzcntl (%rax), %ecx
+# CHECK-NEXT:  2      2     0.50                        tzcntq %rax, %rcx
+# CHECK-NEXT:  2      6     0.50    *                   tzcntq (%rax), %rcx
 
 # CHECK:      Resources:
 # CHECK-NEXT: [0]   - Zn2AGU0
@@ -93,7 +93,7 @@ tzcnt       (%rax), %rcx
 
 # CHECK:      Resource pressure per iteration:
 # CHECK-NEXT: [0]    [1]    [2]    [3]    [4]    [5]    [6]    [7]    [8]    [9]    [10]   [11]   [12]
-# CHECK-NEXT: 4.33   4.33   4.33   6.50   6.50   6.50   6.50    -      -      -      -      -      -
+# CHECK-NEXT: 4.33   4.33   4.33   11.00  11.00  11.00  11.00   -      -      -      -      -      -
 
 # CHECK:      Resource pressure by instruction:
 # CHECK-NEXT: [0]    [1]    [2]    [3]    [4]    [5]    [6]    [7]    [8]    [9]    [10]   [11]   [12]   Instructions:
@@ -105,21 +105,21 @@ tzcnt       (%rax), %rcx
 # CHECK-NEXT: 0.33   0.33   0.33   0.25   0.25   0.25   0.25    -      -      -      -      -      -     bextrl        %eax, (%rbx), %ecx
 # CHECK-NEXT:  -      -      -     0.25   0.25   0.25   0.25    -      -      -      -      -      -     bextrq        %rax, %rbx, %rcx
 # CHECK-NEXT: 0.33   0.33   0.33   0.25   0.25   0.25   0.25    -      -      -      -      -      -     bextrq        %rax, (%rbx), %rcx
-# CHECK-NEXT:  -      -      -     0.25   0.25   0.25   0.25    -      -      -      -      -      -     blsil %eax, %ecx
-# CHECK-NEXT: 0.33   0.33   0.33   0.25   0.25   0.25   0.25    -      -      -      -      -      -     blsil (%rax), %ecx
-# CHECK-NEXT:  -      -      -     0.25   0.25   0.25   0.25    -      -      -      -      -      -     blsiq %rax, %rcx
-# CHECK-NEXT: 0.33   0.33   0.33   0.25   0.25   0.25   0.25    -      -      -      -      -      -     blsiq (%rax), %rcx
-# CHECK-NEXT:  -      -      -     0.25   0.25   0.25   0.25    -      -      -      -      -      -     blsmskl       %eax, %ecx
-# CHECK-NEXT: 0.33   0.33   0.33   0.25   0.25   0.25   0.25    -      -      -      -      -      -     blsmskl       (%rax), %ecx
-# CHECK-NEXT:  -      -      -     0.25   0.25   0.25   0.25    -      -      -      -      -      -     blsmskq       %rax, %rcx
-# CHECK-NEXT: 0.33   0.33   0.33   0.25   0.25   0.25   0.25    -      -      -      -      -      -     blsmskq       (%rax), %rcx
-# CHECK-NEXT:  -      -      -     0.25   0.25   0.25   0.25    -      -      -      -      -      -     blsrl %eax, %ecx
-# CHECK-NEXT: 0.33   0.33   0.33   0.25   0.25   0.25   0.25    -      -      -      -      -      -     blsrl (%rax), %ecx
-# CHECK-NEXT:  -      -      -     0.25   0.25   0.25   0.25    -      -      -      -      -      -     blsrq %rax, %rcx
-# CHECK-NEXT: 0.33   0.33   0.33   0.25   0.25   0.25   0.25    -      -      -      -      -      -     blsrq (%rax), %rcx
-# CHECK-NEXT:  -      -      -     0.25   0.25   0.25   0.25    -      -      -      -      -      -     tzcntw        %ax, %cx
-# CHECK-NEXT: 0.33   0.33   0.33   0.25   0.25   0.25   0.25    -      -      -      -      -      -     tzcntw        (%rax), %cx
-# CHECK-NEXT:  -      -      -     0.25   0.25   0.25   0.25    -      -      -      -      -      -     tzcntl        %eax, %ecx
-# CHECK-NEXT: 0.33   0.33   0.33   0.25   0.25   0.25   0.25    -      -      -      -      -      -     tzcntl        (%rax), %ecx
-# CHECK-NEXT:  -      -      -     0.25   0.25   0.25   0.25    -      -      -      -      -      -     tzcntq        %rax, %rcx
-# CHECK-NEXT: 0.33   0.33   0.33   0.25   0.25   0.25   0.25    -      -      -      -      -      -     tzcntq        (%rax), %rcx
+# CHECK-NEXT:  -      -      -     0.50   0.50   0.50   0.50    -      -      -      -      -      -     blsil %eax, %ecx
+# CHECK-NEXT: 0.33   0.33   0.33   0.50   0.50   0.50   0.50    -      -      -      -      -      -     blsil (%rax), %ecx
+# CHECK-NEXT:  -      -      -     0.50   0.50   0.50   0.50    -      -      -      -      -      -     blsiq %rax, %rcx
+# CHECK-NEXT: 0.33   0.33   0.33   0.50   0.50   0.50   0.50    -      -      -      -      -      -     blsiq (%rax), %rcx
+# CHECK-NEXT:  -      -      -     0.50   0.50   0.50   0.50    -      -      -      -      -      -     blsmskl       %eax, %ecx
+# CHECK-NEXT: 0.33   0.33   0.33   0.50   0.50   0.50   0.50    -      -      -      -      -      -     blsmskl       (%rax), %ecx
+# CHECK-NEXT:  -      -      -     0.50   0.50   0.50   0.50    -      -      -      -      -      -     blsmskq       %rax, %rcx
+# CHECK-NEXT: 0.33   0.33   0.33   0.50   0.50   0.50   0.50    -      -      -      -      -      -     blsmskq       (%rax), %rcx
+# CHECK-NEXT:  -      -      -     0.50   0.50   0.50   0.50    -      -      -      -      -      -     blsrl %eax, %ecx
+# CHECK-NEXT: 0.33   0.33   0.33   0.50   0.50   0.50   0.50    -      -      -      -      -      -     blsrl (%rax), %ecx
+# CHECK-NEXT:  -      -      -     0.50   0.50   0.50   0.50    -      -      -      -      -      -     blsrq %rax, %rcx
+# CHECK-NEXT: 0.33   0.33   0.33   0.50   0.50   0.50   0.50    -      -      -      -      -      -     blsrq (%rax), %rcx
+# CHECK-NEXT:  -      -      -     0.50   0.50   0.50   0.50    -      -      -      -      -      -     tzcntw        %ax, %cx
+# CHECK-NEXT: 0.33   0.33   0.33   0.50   0.50   0.50   0.50    -      -      -      -      -      -     tzcntw        (%rax), %cx
+# CHECK-NEXT:  -      -      -     0.50   0.50   0.50   0.50    -      -      -      -      -      -     tzcntl        %eax, %ecx
+# CHECK-NEXT: 0.33   0.33   0.33   0.50   0.50   0.50   0.50    -      -      -      -      -      -     tzcntl        (%rax), %ecx
+# CHECK-NEXT:  -      -      -     0.50   0.50   0.50   0.50    -      -      -      -      -      -     tzcntq        %rax, %rcx
+# CHECK-NEXT: 0.33   0.33   0.33   0.50   0.50   0.50   0.50    -      -      -      -      -      -     tzcntq        (%rax), %rcx