1; RUN: llc < %s -mtriple armv7a-none-linux-gnueabihf -mcpu=cortex-a5 | FileCheck %s -check-prefix=CHECK-LINUXA5 2; RUN: llc < %s -mtriple armv7a-none-linux-gnueabihf -mcpu=cortex-a8 | FileCheck %s -check-prefix=CHECK-LINUXA8 3; RUN: llc < %s -mtriple armv7a-none-linux-gnueabihf -mcpu=cortex-a9 | FileCheck %s -check-prefix=CHECK-LINUXA9 4; RUN: llc < %s -mtriple armv7a-none-linux-gnueabihf -mcpu=cortex-a15 | FileCheck %s -check-prefix=CHECK-LINUXA15 5; RUN: llc < %s -mtriple armv7a-none-linux-gnueabihf -mcpu=swift | FileCheck %s -check-prefix=CHECK-LINUXSWIFT 6 7; RUN: llc < %s -mtriple armv7a-none-linux-gnueabihf -mcpu=cortex-a5 --enable-unsafe-fp-math | FileCheck %s -check-prefix=CHECK-UNSAFEA5 8; RUN: llc < %s -mtriple armv7a-none-linux-gnueabihf -mcpu=cortex-a8 --enable-unsafe-fp-math | FileCheck %s -check-prefix=CHECK-UNSAFEA8 9; RUN: llc < %s -mtriple armv7a-none-linux-gnueabihf -mcpu=cortex-a9 --enable-unsafe-fp-math | FileCheck %s -check-prefix=CHECK-UNSAFEA9 10; RUN: llc < %s -mtriple armv7a-none-linux-gnueabihf -mcpu=cortex-a15 --enable-unsafe-fp-math | FileCheck %s -check-prefix=CHECK-UNSAFEA15 11; RUN: llc < %s -mtriple armv7a-none-linux-gnueabihf -mcpu=swift --enable-unsafe-fp-math | FileCheck %s -check-prefix=CHECK-UNSAFESWIFT 12 13; RUN: llc < %s -mtriple armv7a-none-darwin -mcpu=cortex-a5 | FileCheck %s -check-prefix=CHECK-DARWINA5 14; RUN: llc < %s -mtriple armv7a-none-darwin -mcpu=cortex-a8 | FileCheck %s -check-prefix=CHECK-DARWINA8 15; RUN: llc < %s -mtriple armv7a-none-darwin -mcpu=cortex-a9 | FileCheck %s -check-prefix=CHECK-DARWINA9 16; RUN: llc < %s -mtriple armv7a-none-darwin -mcpu=cortex-a15 | FileCheck %s -check-prefix=CHECK-DARWINA15 17; RUN: llc < %s -mtriple armv7a-none-darwin -mcpu=swift | FileCheck %s -check-prefix=CHECK-DARWINSWIFT 18 19; This test makes sure we're not lowering VMUL.f32 D* (aka. NEON) for single-prec. FP ops, since 20; NEON is not fully IEEE 754 compliant, unless unsafe-math is selected. 21 22@.str = private unnamed_addr constant [12 x i8] c"S317\09%.5g \0A\00", align 1 23 24; CHECK-LINUXA5-LABEL: main: 25; CHECK-LINUXA8-LABEL: main: 26; CHECK-LINUXA9-LABEL: main: 27; CHECK-LINUXA15-LABEL: main: 28; CHECK-LINUXSWIFT-LABEL: main: 29; CHECK-UNSAFEA5-LABEL: main: 30; CHECK-UNSAFEA8-LABEL: main: 31; CHECK-UNSAFEA9-LABEL: main: 32; CHECK-UNSAFEA15-LABEL: main: 33; CHECK-UNSAFESWIFT-LABEL: main: 34; CHECK-DARWINA5-LABEL: main: 35; CHECK-DARWINA8-LABEL: main: 36; CHECK-DARWINA9-LABEL: main: 37; CHECK-DARWINA15-LABEL: main: 38; CHECK-DARWINSWIFT-LABEL: main: 39define i32 @main() { 40entry: 41 br label %for.body 42 43for.body: ; preds = %for.body, %entry 44 %i.04 = phi i32 [ 0, %entry ], [ %inc, %for.body ] 45 %q.03 = phi float [ 1.000000e+00, %entry ], [ %mul, %for.body ] 46 %mul = fmul float %q.03, 0x3FEFAE1480000000 47; CHECK-LINUXA5: vmul.f32 s{{[0-9]*}} 48; CHECK-LINUXA8: vmul.f32 s{{[0-9]*}} 49; CHECK-LINUXA9: vmul.f32 s{{[0-9]*}} 50; CHECK-LINUXA15: vmul.f32 s{{[0-9]*}} 51; Swift is *always* unsafe 52; CHECK-LINUXSWIFT: vmul.f32 d{{[0-9]*}} 53 54; CHECK-UNSAFEA5: vmul.f32 d{{[0-9]*}} 55; CHECK-UNSAFEA8: vmul.f32 d{{[0-9]*}} 56; A9 and A15 don't need this 57; CHECK-UNSAFEA9: vmul.f32 s{{[0-9]*}} 58; CHECK-UNSAFEA15: vmul.f32 s{{[0-9]*}} 59; CHECK-UNSAFESWIFT: vmul.f32 d{{[0-9]*}} 60 61; CHECK-DARWINA5: vmul.f32 d{{[0-9]*}} 62; CHECK-DARWINA8: vmul.f32 d{{[0-9]*}} 63; CHECK-DARWINA9: vmul.f32 s{{[0-9]*}} 64; CHECK-DARWINA15: vmul.f32 s{{[0-9]*}} 65; CHECK-DARWINSWIFT: vmul.f32 d{{[0-9]*}} 66 %conv = fpext float %mul to double 67 %call = tail call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str, i32 0, i32 0), double %conv) #1 68 %inc = add nsw i32 %i.04, 1 69 %exitcond = icmp eq i32 %inc, 16000 70 br i1 %exitcond, label %for.end, label %for.body 71 72for.end: ; preds = %for.body 73 ret i32 0 74} 75 76declare i32 @printf(i8* nocapture, ...) 77