forked from OSchip/llvm-project
21 lines
625 B
C
21 lines
625 B
C
// REQUIRES: powerpc-registered-target
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// RUN: %clang_cc1 -triple powerpc64le-unknown-linux-gnu -target-feature +vsx \
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// RUN: -target-cpu pwr9 -emit-llvm %s -o - | FileCheck %s
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// This case is to test VSX register support in the clobbers list for inline asm.
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void testVSX (void) {
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unsigned int a = 0;
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unsigned int *dbell=&a;
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int d;
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__asm__ __volatile__ (
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"lxvw4x %%vs32, 0, %2\n\t"
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"stxvw4x %%vs32, 0, %1"
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: "=m"(*(volatile unsigned int*)(dbell))
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: "r" (dbell), "r" (&d)
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: "vs32"
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);
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}
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// CHECK: call void asm sideeffect "lxvw4x %vs32, 0, $2\0A\09stxvw4x %vs32, 0, $1", "=*m,r,r,~{vs32}"
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