[llvm] r241445 - [X86][SSE] Added missing stack folding test for SQRTSD and SQRTSS instructions.

[Simon Pilgrim]

Author: rksimon
Date: Mon Jul  6 09:15:02 2015
New Revision: 241445

URL: http://llvm.org/viewvc/llvm-project?rev=241445&view=rev
Log:
[X86][SSE] Added missing stack folding test for SQRTSD and SQRTSS instructions.

Modified:
    llvm/trunk/test/CodeGen/X86/stack-folding-fp-sse42.ll

Modified: llvm/trunk/test/CodeGen/X86/stack-folding-fp-sse42.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/stack-folding-fp-sse42.ll?rev=241445&r1=241444&r2=241445&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/stack-folding-fp-sse42.ll (original)
+++ llvm/trunk/test/CodeGen/X86/stack-folding-fp-sse42.ll Mon Jul  6 09:15:02 2015
@@ -938,13 +938,25 @@ define <4 x float> @stack_fold_sqrtps(<4
 }
 declare <4 x float> @llvm.x86.sse.sqrt.ps(<4 x float>) nounwind readnone
 
-; TODO stack_fold_sqrtsd
+define double @stack_fold_sqrtsd(double %a0) optsize {
+  ;CHECK-LABEL: stack_fold_sqrtsd
+  ;CHECK:       sqrtsd {{-?[0-9]*}}(%rsp), {{%xmm[0-9][0-9]*}} {{.*#+}} 8-byte Folded Reload
+  %1 = tail call <2 x i64> asm sideeffect "nop", "=x,~{xmm1},~{xmm2},~{xmm3},~{xmm4},~{xmm5},~{xmm6},~{xmm7},~{xmm8},~{xmm9},~{xmm10},~{xmm11},~{xmm12},~{xmm13},~{xmm14},~{xmm15},~{flags}"()
+  %2 = call double @llvm.sqrt.f64(double %a0)
+  ret double %2
+}
 declare double @llvm.sqrt.f64(double) nounwind readnone
 
 ; TODO stack_fold_sqrtsd_int
 declare <2 x double> @llvm.x86.sse2.sqrt.sd(<2 x double>) nounwind readnone
 
-; TODO stack_fold_sqrtss
+define float @stack_fold_sqrtss(float %a0) optsize {
+  ;CHECK-LABEL: stack_fold_sqrtss
+  ;CHECK:       sqrtss {{-?[0-9]*}}(%rsp), {{%xmm[0-9][0-9]*}} {{.*#+}} 4-byte Folded Reload
+  %1 = tail call <2 x i64> asm sideeffect "nop", "=x,~{xmm1},~{xmm2},~{xmm3},~{xmm4},~{xmm5},~{xmm6},~{xmm7},~{xmm8},~{xmm9},~{xmm10},~{xmm11},~{xmm12},~{xmm13},~{xmm14},~{xmm15},~{flags}"()
+  %2 = call float @llvm.sqrt.f32(float %a0)
+  ret float %2
+}
 declare float @llvm.sqrt.f32(float) nounwind readnone
 
 ; TODO stack_fold_sqrtss_int