71 lines
2.2 KiB
C
71 lines
2.2 KiB
C
// RUN: %clang_cc1 -triple loongarch32 -O2 -emit-llvm %s -o - | FileCheck %s
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// RUN: %clang_cc1 -triple loongarch64 -O2 -emit-llvm %s -o - | FileCheck %s
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/// Test LoongArch specific inline assembly constraints.
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float f;
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double d;
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void test_f(void) {
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// CHECK-LABEL: define{{.*}} void @test_f()
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// CHECK: [[FLT_ARG:%[a-zA-Z_0-9]+]] = load float, ptr @f
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// CHECK: call void asm sideeffect "", "f"(float [[FLT_ARG]])
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asm volatile ("" :: "f"(f));
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// CHECK: [[FLT_ARG:%[a-zA-Z_0-9]+]] = load double, ptr @d
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// CHECK: call void asm sideeffect "", "f"(double [[FLT_ARG]])
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asm volatile ("" :: "f"(d));
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}
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void test_k(int *p, int idx) {
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// CHECK-LABEL: define{{.*}} void @test_k(ptr noundef %p, i32 noundef{{.*}} %idx)
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// CHECK: call void asm sideeffect "", "*k"(ptr elementtype(i32) %{{.*}})
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asm volatile("" :: "k"(*(p+idx)));
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}
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void test_l(void) {
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// CHECK-LABEL: define{{.*}} void @test_l()
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// CHECK: call void asm sideeffect "", "l"(i32 32767)
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asm volatile ("" :: "l"(32767));
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// CHECK: call void asm sideeffect "", "l"(i32 -32768)
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asm volatile ("" :: "l"(-32768));
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}
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void test_m(int *p) {
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// CHECK-LABEL: define{{.*}} void @test_m(ptr noundef %p)
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// CHECK: call void asm sideeffect "", "*m"(ptr nonnull elementtype(i32) %{{.*}})
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asm volatile("" :: "m"(*(p+4)));
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}
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void test_I(void) {
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// CHECK-LABEL: define{{.*}} void @test_I()
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// CHECK: call void asm sideeffect "", "I"(i32 2047)
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asm volatile ("" :: "I"(2047));
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// CHECK: call void asm sideeffect "", "I"(i32 -2048)
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asm volatile ("" :: "I"(-2048));
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}
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void test_J(void) {
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// CHECK-LABEL: define{{.*}} void @test_J()
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// CHECK: call void asm sideeffect "", "J"(i32 0)
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asm volatile ("" :: "J"(0));
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}
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void test_K(void) {
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// CHECK-LABEL: define{{.*}} void @test_K()
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// CHECK: call void asm sideeffect "", "K"(i32 4095)
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asm volatile ("" :: "K"(4095));
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// CHECK: call void asm sideeffect "", "K"(i32 0)
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asm volatile ("" :: "K"(0));
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}
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void test_ZB(int *p) {
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// CHECK-LABEL: define{{.*}} void @test_ZB(ptr noundef %p)
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// CHECK: call void asm sideeffect "", "*^ZB"(ptr elementtype(i32) %p)
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asm volatile ("" :: "ZB"(*p));
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}
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void test_ZC(int *p) {
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// CHECK-LABEL: define{{.*}} void @test_ZC(ptr noundef %p)
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// CHECK: call void asm sideeffect "", "*^ZC"(ptr elementtype(i32) %p)
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asm volatile ("" :: "ZC"(*p));
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}
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