1 ; RUN: llc < %s -mcpu=corei7-avx -mattr=+avx | FileCheck %s 2 ; PR11862 3 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" 4 target triple = "x86_64-pc-win32" 5 6 ; This function has live ymm registers across a win64 call. 7 ; The ymm6-15 registers are still call-clobbered even if xmm6-15 are callee-saved. 8 ; Verify that callee-saved registers are not being used. 9 10 ; CHECK: f___vyf 11 ; CHECK: pushq %rbp 12 ; CHECK: vmovmsk 13 ; CHECK: vmovaps %ymm{{.*}}(%r 14 ; CHECK: vmovaps %ymm{{.*}}(%r 15 ; CHECK: call 16 ; Two reloads. It's OK if these get folded. 17 ; CHECK: vmovaps {{.*\(%r.*}}, %ymm 18 ; CHECK: vmovaps {{.*\(%r.*}}, %ymm 19 ; CHECK: blend 20 define <8 x float> @f___vyf(<8 x float> %x, <8 x i32> %__mask) nounwind readnone { 21 allocas: 22 %bincmp = fcmp oeq <8 x float> %x, zeroinitializer 23 %val_to_boolvec32 = sext <8 x i1> %bincmp to <8 x i32> 24 %"~test" = xor <8 x i32> %val_to_boolvec32, <i32 -1, i32 -1, i32 -1, i32 -1, i32 -1, i32 -1, i32 -1, i32 -1> 25 %"internal_mask&function_mask25" = and <8 x i32> %"~test", %__mask 26 %floatmask.i46 = bitcast <8 x i32> %"internal_mask&function_mask25" to <8 x float> 27 %v.i47 = call i32 @llvm.x86.avx.movmsk.ps.256(<8 x float> %floatmask.i46) nounwind readnone 28 %any_mm_cmp27 = icmp eq i32 %v.i47, 0 29 br i1 %any_mm_cmp27, label %safe_if_after_false, label %safe_if_run_false 30 31 safe_if_run_false: ; preds = %allocas 32 %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> 33 %calltmp = call <8 x float> @f___vyf(<8 x float> %binop, <8 x i32> %"internal_mask&function_mask25") 34 %binop33 = fadd <8 x float> %calltmp, %x 35 %mask_as_float.i48 = bitcast <8 x i32> %"~test" to <8 x float> 36 %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 37 br label %safe_if_after_false 38 39 safe_if_after_false: ; preds = %safe_if_run_false, %allocas 40 %0 = phi <8 x float> [ %x, %allocas ], [ %blend.i52, %safe_if_run_false ] 41 ret <8 x float> %0 42 } 43 44 declare i32 @llvm.x86.avx.movmsk.ps.256(<8 x float>) nounwind readnone 45 declare <8 x float> @llvm.x86.avx.blendv.ps.256(<8 x float>, <8 x float>, <8 x float>) nounwind readnone 46
