From aea9db9d40abcb46e350294409a53dfb7953cb23 Mon Sep 17 00:00:00 2001
From: Simon Pilgrim <llvm-dev@redking.me.uk>
Date: Fri, 22 Mar 2019 18:04:28 +0000
Subject: [PATCH] [X86] Regenerate powi tests to include i686 x87/sse targets

llvm-svn: 356787
---
 llvm/test/CodeGen/X86/powi.ll | 128 +++++++++++++++++++++++++++++++++++-------
 1 file changed, 107 insertions(+), 21 deletions(-)

diff --git a/llvm/test/CodeGen/X86/powi.ll b/llvm/test/CodeGen/X86/powi.ll
index 3d5d890..fe2cfb0 100644
--- a/llvm/test/CodeGen/X86/powi.ll
+++ b/llvm/test/CodeGen/X86/powi.ll
@@ -1,37 +1,123 @@
-; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=sse2 | FileCheck %s
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc < %s -mtriple=i686-unknown-unknown | FileCheck %s --check-prefixes=CHECK,X86,X86-X87
+; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=+sse2 | FileCheck %s --check-prefixes=CHECK,X86,X86-SSE
+; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+sse2 | FileCheck %s --check-prefixes=CHECK,X64
+
 ; Ideally this would compile to 5 multiplies.
 
 define double @pow_wrapper(double %a) nounwind readonly ssp noredzone {
-; CHECK-LABEL: pow_wrapper:
-; CHECK:       # %bb.0:
-; CHECK-NEXT:    movapd %xmm0, %xmm1
-; CHECK-NEXT:    mulsd %xmm0, %xmm1
-; CHECK-NEXT:    mulsd %xmm1, %xmm0
-; CHECK-NEXT:    mulsd %xmm1, %xmm1
-; CHECK-NEXT:    mulsd %xmm1, %xmm0
-; CHECK-NEXT:    mulsd %xmm1, %xmm1
-; CHECK-NEXT:    mulsd %xmm0, %xmm1
-; CHECK-NEXT:    movapd %xmm1, %xmm0
-; CHECK-NEXT:    retq
+; X86-X87-LABEL: pow_wrapper:
+; X86-X87:       # %bb.0:
+; X86-X87-NEXT:    fldl {{[0-9]+}}(%esp)
+; X86-X87-NEXT:    fld %st(0)
+; X86-X87-NEXT:    fmul %st(1), %st
+; X86-X87-NEXT:    fmul %st, %st(1)
+; X86-X87-NEXT:    fmul %st, %st(0)
+; X86-X87-NEXT:    fmul %st, %st(1)
+; X86-X87-NEXT:    fmul %st, %st(0)
+; X86-X87-NEXT:    fmulp %st, %st(1)
+; X86-X87-NEXT:    retl
+;
+; X86-SSE-LABEL: pow_wrapper:
+; X86-SSE:       # %bb.0:
+; X86-SSE-NEXT:    pushl %ebp
+; X86-SSE-NEXT:    movl %esp, %ebp
+; X86-SSE-NEXT:    andl $-8, %esp
+; X86-SSE-NEXT:    subl $8, %esp
+; X86-SSE-NEXT:    movsd {{.*#+}} xmm0 = mem[0],zero
+; X86-SSE-NEXT:    movapd %xmm0, %xmm1
+; X86-SSE-NEXT:    mulsd %xmm0, %xmm1
+; X86-SSE-NEXT:    mulsd %xmm1, %xmm0
+; X86-SSE-NEXT:    mulsd %xmm1, %xmm1
+; X86-SSE-NEXT:    mulsd %xmm1, %xmm0
+; X86-SSE-NEXT:    mulsd %xmm1, %xmm1
+; X86-SSE-NEXT:    mulsd %xmm0, %xmm1
+; X86-SSE-NEXT:    movsd %xmm1, (%esp)
+; X86-SSE-NEXT:    fldl (%esp)
+; X86-SSE-NEXT:    movl %ebp, %esp
+; X86-SSE-NEXT:    popl %ebp
+; X86-SSE-NEXT:    retl
+;
+; X64-LABEL: pow_wrapper:
+; X64:       # %bb.0:
+; X64-NEXT:    movapd %xmm0, %xmm1
+; X64-NEXT:    mulsd %xmm0, %xmm1
+; X64-NEXT:    mulsd %xmm1, %xmm0
+; X64-NEXT:    mulsd %xmm1, %xmm1
+; X64-NEXT:    mulsd %xmm1, %xmm0
+; X64-NEXT:    mulsd %xmm1, %xmm1
+; X64-NEXT:    mulsd %xmm0, %xmm1
+; X64-NEXT:    movapd %xmm1, %xmm0
+; X64-NEXT:    retq
   %ret = tail call double @llvm.powi.f64(double %a, i32 15) nounwind ; <double> [#uses=1]
   ret double %ret
 }
 
 define double @pow_wrapper_optsize(double %a) optsize {
-; CHECK-LABEL: pow_wrapper_optsize:
-; CHECK:       # %bb.0:
-; CHECK-NEXT:    movl  $15, %edi
-; CHECK-NEXT:    jmp
+; X86-X87-LABEL: pow_wrapper_optsize:
+; X86-X87:       # %bb.0:
+; X86-X87-NEXT:    subl $12, %esp
+; X86-X87-NEXT:    .cfi_def_cfa_offset 16
+; X86-X87-NEXT:    fldl {{[0-9]+}}(%esp)
+; X86-X87-NEXT:    fstpl (%esp)
+; X86-X87-NEXT:    movl $15, {{[0-9]+}}(%esp)
+; X86-X87-NEXT:    calll __powidf2
+; X86-X87-NEXT:    addl $12, %esp
+; X86-X87-NEXT:    .cfi_def_cfa_offset 4
+; X86-X87-NEXT:    retl
+;
+; X86-SSE-LABEL: pow_wrapper_optsize:
+; X86-SSE:       # %bb.0:
+; X86-SSE-NEXT:    subl $12, %esp
+; X86-SSE-NEXT:    .cfi_def_cfa_offset 16
+; X86-SSE-NEXT:    movsd {{.*#+}} xmm0 = mem[0],zero
+; X86-SSE-NEXT:    movsd %xmm0, (%esp)
+; X86-SSE-NEXT:    movl $15, {{[0-9]+}}(%esp)
+; X86-SSE-NEXT:    calll __powidf2
+; X86-SSE-NEXT:    addl $12, %esp
+; X86-SSE-NEXT:    .cfi_def_cfa_offset 4
+; X86-SSE-NEXT:    retl
+;
+; X64-LABEL: pow_wrapper_optsize:
+; X64:       # %bb.0:
+; X64-NEXT:    movl $15, %edi
+; X64-NEXT:    jmp __powidf2 # TAILCALL
   %ret = tail call double @llvm.powi.f64(double %a, i32 15) nounwind ; <double> [#uses=1]
   ret double %ret
 }
 
 define double @pow_wrapper_minsize(double %a) minsize {
-; CHECK-LABEL: pow_wrapper_minsize:
-; CHECK:       # %bb.0:
-; CHECK-NEXT:    pushq $15
-; CHECK:         popq %rdi
-; CHECK:         jmp
+; X86-X87-LABEL: pow_wrapper_minsize:
+; X86-X87:       # %bb.0:
+; X86-X87-NEXT:    subl $12, %esp
+; X86-X87-NEXT:    .cfi_def_cfa_offset 16
+; X86-X87-NEXT:    fldl {{[0-9]+}}(%esp)
+; X86-X87-NEXT:    fstpl (%esp)
+; X86-X87-NEXT:    movl $15, {{[0-9]+}}(%esp)
+; X86-X87-NEXT:    calll __powidf2
+; X86-X87-NEXT:    addl $12, %esp
+; X86-X87-NEXT:    .cfi_def_cfa_offset 4
+; X86-X87-NEXT:    retl
+;
+; X86-SSE-LABEL: pow_wrapper_minsize:
+; X86-SSE:       # %bb.0:
+; X86-SSE-NEXT:    subl $12, %esp
+; X86-SSE-NEXT:    .cfi_def_cfa_offset 16
+; X86-SSE-NEXT:    movsd {{.*#+}} xmm0 = mem[0],zero
+; X86-SSE-NEXT:    movsd %xmm0, (%esp)
+; X86-SSE-NEXT:    movl $15, {{[0-9]+}}(%esp)
+; X86-SSE-NEXT:    calll __powidf2
+; X86-SSE-NEXT:    addl $12, %esp
+; X86-SSE-NEXT:    .cfi_def_cfa_offset 4
+; X86-SSE-NEXT:    retl
+;
+; X64-LABEL: pow_wrapper_minsize:
+; X64:       # %bb.0:
+; X64-NEXT:    pushq $15
+; X64-NEXT:    .cfi_adjust_cfa_offset 8
+; X64-NEXT:    popq %rdi
+; X64-NEXT:    .cfi_adjust_cfa_offset -8
+; X64-NEXT:    jmp __powidf2 # TAILCALL
   %ret = tail call double @llvm.powi.f64(double %a, i32 15) nounwind ; <double> [#uses=1]
   ret double %ret
 }
-- 
2.7.4