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| author | dim <dim@FreeBSD.org> | 2012-04-14 13:54:10 +0000 |
|---|---|---|
| committer | dim <dim@FreeBSD.org> | 2012-04-14 13:54:10 +0000 |
| commit | 1fc08f5e9ef733ef1ce6f363fecedc2260e78974 (patch) | |
| tree | 19c69a04768629f2d440944b71cbe90adae0b615 /test/CodeGen/X86/avx-win64.ll | |
| parent | 07637c87f826cdf411f0673595e9bc92ebd793f2 (diff) | |
| download | FreeBSD-src-1fc08f5e9ef733ef1ce6f363fecedc2260e78974.zip FreeBSD-src-1fc08f5e9ef733ef1ce6f363fecedc2260e78974.tar.gz | |
Vendor import of llvm trunk r154661:
http://llvm.org/svn/llvm-project/llvm/trunk@r154661
Diffstat (limited to 'test/CodeGen/X86/avx-win64.ll')
| -rw-r--r-- | test/CodeGen/X86/avx-win64.ll | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/test/CodeGen/X86/avx-win64.ll b/test/CodeGen/X86/avx-win64.ll new file mode 100644 index 0000000..dc6bd59 --- /dev/null +++ b/test/CodeGen/X86/avx-win64.ll @@ -0,0 +1,47 @@ +; RUN: llc < %s -mcpu=corei7-avx -mattr=+avx | FileCheck %s +; PR11862 +target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" +target triple = "x86_64-pc-win32" + +; This function has live ymm registers across a win64 call. +; The ymm6-15 registers are still call-clobbered even if xmm6-15 are callee-saved. +; Verify that callee-saved registers are not being used. + +; CHECK: f___vyf +; CHECK: pushq %rbp +; CHECK: vmovmsk +; CHECK: vmovaps %ymm{{.*}}(%r +; CHECK: vmovaps %ymm{{.*}}(%r +; CHECK: call +; Two reloads. It's OK if these get folded. +; CHECK: vmovaps {{.*\(%r.*}}, %ymm +; CHECK: vmovaps {{.*\(%r.*}}, %ymm +; CHECK: blend +define <8 x float> @f___vyf(<8 x float> %x, <8 x i32> %__mask) nounwind readnone { +allocas: + %bincmp = fcmp oeq <8 x float> %x, zeroinitializer + %val_to_boolvec32 = sext <8 x i1> %bincmp to <8 x i32> + %"~test" = xor <8 x i32> %val_to_boolvec32, <i32 -1, i32 -1, i32 -1, i32 -1, i32 -1, i32 -1, i32 -1, i32 -1> + %"internal_mask&function_mask25" = and <8 x i32> %"~test", %__mask + %floatmask.i46 = bitcast <8 x i32> %"internal_mask&function_mask25" to <8 x float> + %v.i47 = call i32 @llvm.x86.avx.movmsk.ps.256(<8 x float> %floatmask.i46) nounwind readnone + %any_mm_cmp27 = icmp eq i32 %v.i47, 0 + br i1 %any_mm_cmp27, label %safe_if_after_false, label %safe_if_run_false + +safe_if_run_false: ; preds = %allocas + %binop = fadd <8 x float> %x, <float -1.000000e+00, float -1.000000e+00, float -1.000000e+00, float -1.000000e+00, float -1.000000e+00, float -1.000000e+00, float -1.000000e+00, float -1.000000e+00> + %calltmp = call <8 x float> @f___vyf(<8 x float> %binop, <8 x i32> %"internal_mask&function_mask25") + %binop33 = fadd <8 x float> %calltmp, %x + %mask_as_float.i48 = bitcast <8 x i32> %"~test" to <8 x float> + %blend.i52 = call <8 x float> @llvm.x86.avx.blendv.ps.256(<8 x float> %x, <8 x float> %binop33, <8 x float> %mask_as_float.i48) nounwind + br label %safe_if_after_false + +safe_if_after_false: ; preds = %safe_if_run_false, %allocas + %0 = phi <8 x float> [ %x, %allocas ], [ %blend.i52, %safe_if_run_false ] + ret <8 x float> %0 +} + +declare i32 @llvm.x86.avx.movmsk.ps.256(<8 x float>) nounwind readnone +declare <8 x float> @llvm.x86.avx.maskload.ps.256(i8*, <8 x float>) nounwind readonly +declare void @llvm.x86.avx.maskstore.ps.256(i8*, <8 x float>, <8 x float>) nounwind +declare <8 x float> @llvm.x86.avx.blendv.ps.256(<8 x float>, <8 x float>, <8 x float>) nounwind readnone |
