From: Renato Golin <renato.golin@linaro.org>
Date: Fri, 19 Feb 2016 19:36:35 +0000 (+0000)
Subject: Merge r261310: Add test for ARM: fix VFP asm constraints
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=9414bac729e6a137209d21f89222d7e6fc49f386;p=clang

Merge r261310: Add test for ARM: fix VFP asm constraints

git-svn-id: https://llvm.org/svn/llvm-project/cfe/branches/release_38@261357 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/test/CodeGen/arm-vfp-asm-constraint.c b/test/CodeGen/arm-vfp-asm-constraint.c
new file mode 100644
index 0000000000..21f7362b0f
--- /dev/null
+++ b/test/CodeGen/arm-vfp-asm-constraint.c
@@ -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;
+}