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Add test. 

llvm-svn: 261310
This commit is contained in:
JF Bastien 2016-02-19 06:54:47 +00:00
parent 750caef39c
commit ddb4369ead
1 changed files with 36 additions and 0 deletions
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36
clang/test/CodeGen/arm-vfp-asm-constraint.c Normal file
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// REQUIRES: arm-registered-target
// RUN: %clang_cc1 -triple armv7-unknown-unknown -mfpmath vfp -emit-llvm -o - %s | FileCheck %s
// CHECK-NOT: error:
double fabs(double x) { // CHECK-LABEL: @fabs(
// CHECK: call double asm "vabs.f64 ${0:P}, ${1:P}", "=w,w"(double
__asm__("vabs.f64 %P0, %P1"
: "=w"(x)
: "w"(x));
return x;
}
float fabsf(float x) { // CHECK-LABEL: @fabsf(
// CHECK: call float asm "vabs.f32 $0, $1", "=t,t"(float
__asm__("vabs.f32 %0, %1"
: "=t"(x)
: "t"(x));
return x;
}
double sqrt(double x) { // CHECK-LABEL: @sqrt(
// CHECK: call double asm "vsqrt.f64 ${0:P}, ${1:P}", "=w,w"(double
__asm__("vsqrt.f64 %P0, %P1"
: "=w"(x)
: "w"(x));
return x;
}
float sqrtf(float x) { // CHECK-LABEL: @sqrtf(
// CHECK: call float asm "vsqrt.f32 $0, $1", "=t,t"(float
__asm__("vsqrt.f32 %0, %1"
: "=t"(x)
: "t"(x));
return x;
}