[llvm-branch-commits] [cfe-branch] r261357 - Merge r261310: Add test for ARM: fix VFP asm constraints

[Renato Golin via llvm-branch-commits]

Author: rengolin
Date: Fri Feb 19 13:36:35 2016
New Revision: 261357

URL: http://llvm.org/viewvc/llvm-project?rev=261357&view=rev
Log:
Merge r261310: Add test for ARM: fix VFP asm constraints

Added:
    cfe/branches/release_38/test/CodeGen/arm-vfp-asm-constraint.c

Added: cfe/branches/release_38/test/CodeGen/arm-vfp-asm-constraint.c
URL: http://llvm.org/viewvc/llvm-project/cfe/branches/release_38/test/CodeGen/arm-vfp-asm-constraint.c?rev=261357&view=auto
==============================================================================
--- cfe/branches/release_38/test/CodeGen/arm-vfp-asm-constraint.c (added)
+++ cfe/branches/release_38/test/CodeGen/arm-vfp-asm-constraint.c Fri Feb 19 13:36:35 2016
@@ -0,0 +1,36 @@
+// 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;
+}