clang/test/CodeGen/ppc64-inline-asm.c

// RUN: %clang_cc1 -triple powerpc64-unknown-linux-gnu -O2 -emit-llvm -o - %s | FileCheck %s

_Bool test_wc_i1(_Bool b1, _Bool b2) {
  _Bool o;
  asm("crand %0, %1, %2" : "=wc"(o) : "wc"(b1), "wc"(b2) : );
  return o;
// CHECK-LABEL: define{{.*}} zeroext i1 @test_wc_i1(i1 zeroext %b1, i1 zeroext %b2)
// CHECK: call i8 asm "crand $0, $1, $2", "=^wc,^wc,^wc"(i1 %b1, i1 %b2)
}

int test_wc_i32(int b1, int b2) {
  int o;
  asm("crand %0, %1, %2" : "=wc"(o) : "wc"(b1), "wc"(b2) : );
  return o;
// CHECK-LABEL: signext i32 @test_wc_i32(i32 signext %b1, i32 signext %b2)
// CHECK: call i32 asm "crand $0, $1, $2", "=^wc,^wc,^wc"(i32 %b1, i32 %b2)
}

unsigned char test_wc_i8(unsigned char b1, unsigned char b2) {
  unsigned char o;
  asm("crand %0, %1, %2" : "=wc"(o) : "wc"(b1), "wc"(b2) : );
  return o;
// CHECK-LABEL: zeroext i8 @test_wc_i8(i8 zeroext %b1, i8 zeroext %b2)
// CHECK: call i8 asm "crand $0, $1, $2", "=^wc,^wc,^wc"(i8 %b1, i8 %b2)
}

float test_fmaxf(float x, float y) {
  asm("xsmaxdp %x0, %x1, %x2" : "=ww"(x) : "ww"(x), "ww"(y));
  return x;
// CHECK-LABEL: float @test_fmaxf(float %x, float %y)
// CHECK: call float asm "xsmaxdp ${0:x}, ${1:x}, ${2:x}", "=^ww,^ww,^ww"(float %x, float %y)
}

double test_fmax(double x, double y) {
  asm("xsmaxdp %x0, %x1, %x2" : "=ws"(x) : "ws"(x), "ws"(y));
  return x;
// CHECK-LABEL: double @test_fmax(double %x, double %y)
// CHECK: call double asm "xsmaxdp ${0:x}, ${1:x}, ${2:x}", "=^ws,^ws,^ws"(double %x, double %y)
}

void testZ(void *addr) {
  asm volatile ("dcbz %y0\n" :: "Z"(*(unsigned char *)addr) : "memory");
// CHECK-LABEL: void @testZ(i8* %addr)
// CHECK: call void asm sideeffect "dcbz ${0:y}\0A", "*Z,~{memory}"(i8* %addr)
}

void testZwOff(void *addr, long long off) {
  asm volatile ("dcbz %y0\n" :: "Z"(*(unsigned char *)(addr + off)) : "memory");
// CHECK-LABEL: void @testZwOff(i8* %addr, i64 %off)
// CHECK: %[[VAL:[^ ]+]] = getelementptr i8, i8* %addr, i64 %off
// CHECK: call void asm sideeffect "dcbz ${0:y}\0A", "*Z,~{memory}"(i8* %[[VAL]])
}