blob: 295d67cadf0a7afbeeb76614cd1ff415b6f32df9 [file] [log] [blame]
// RUN: %clang -target mipsel-unknown-linux -S -o - -emit-llvm %s \
// RUN: | FileCheck %s
// This checks that the frontend will accept inline asm memory constraints.
int foo()
{
// 'R': An address that can be used in a non-macro load or stor'
// This test will result in the higher and lower nibbles being
// switched due to the lwl/lwr instruction pairs.
// CHECK: %{{[0-9]+}} = call i32 asm sideeffect "lwl $0, 1 + $1\0A\09lwr $0, 2 + $1\0A\09", "=r,*R,~{$1}"(i32* %{{[0-9,a-f]+}}) #1,
int c = 0xffbbccdd;
int *p = &c;
int out = 0;
__asm volatile (
"lwl %0, 1 + %1\n\t"
"lwr %0, 2 + %1\n\t"
: "=r"(out)
: "R"(*p)
);
return 0;
}