71 lines
2.4 KiB
C
71 lines
2.4 KiB
C
// RUN: %clang -target mipsel-unknown-linux -O3 -S -o - -emit-llvm %s | FileCheck %s -check-prefix=O32
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// RUN: %clang -target mips64el-unknown-linux -O3 -S -mabi=n64 -o - -emit-llvm %s | FileCheck %s -check-prefix=N64
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// RUN: %clang -target mipsel-unknown-linux -mfp64 -O3 -S -o - -emit-llvm %s | FileCheck %s -check-prefix=O32
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typedef struct {
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double d;
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long double ld;
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} S0;
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// Insert padding to ensure arguments of type S0 are aligned to 16-byte boundaries.
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// N64-LABEL: define void @foo1(i32 %a0, i64, double %a1.coerce0, i64 %a1.coerce1, i64 %a1.coerce2, i64 %a1.coerce3, double %a2.coerce0, i64 %a2.coerce1, i64 %a2.coerce2, i64 %a2.coerce3, i32 %b, i64, double %a3.coerce0, i64 %a3.coerce1, i64 %a3.coerce2, i64 %a3.coerce3)
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// N64: tail call void @foo2(i32 1, i32 2, i32 %a0, i64 undef, double %a1.coerce0, i64 %a1.coerce1, i64 %a1.coerce2, i64 %a1.coerce3, double %a2.coerce0, i64 %a2.coerce1, i64 %a2.coerce2, i64 %a2.coerce3, i32 3, i64 undef, double %a3.coerce0, i64 %a3.coerce1, i64 %a3.coerce2, i64 %a3.coerce3)
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// N64: declare void @foo2(i32, i32, i32, i64, double, i64, i64, i64, double, i64, i64, i64, i32, i64, double, i64, i64, i64)
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extern void foo2(int, int, int, S0, S0, int, S0);
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void foo1(int a0, S0 a1, S0 a2, int b, S0 a3) {
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foo2(1, 2, a0, a1, a2, 3, a3);
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}
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// Insert padding before long double argument.
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//
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// N64-LABEL: define void @foo3(i32 %a0, i64, fp128 %a1)
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// N64: tail call void @foo4(i32 1, i32 2, i32 %a0, i64 undef, fp128 %a1)
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// N64: declare void @foo4(i32, i32, i32, i64, fp128)
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extern void foo4(int, int, int, long double);
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void foo3(int a0, long double a1) {
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foo4(1, 2, a0, a1);
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}
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// Insert padding after hidden argument.
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//
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// N64-LABEL: define void @foo5(%struct.S0* noalias sret %agg.result, i64, fp128 %a0)
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// N64: call void @foo6(%struct.S0* sret %agg.result, i32 1, i32 2, i64 undef, fp128 %a0)
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// N64: declare void @foo6(%struct.S0* sret, i32, i32, i64, fp128)
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extern S0 foo6(int, int, long double);
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S0 foo5(long double a0) {
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return foo6(1, 2, a0);
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}
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// Do not insert padding if ABI is O32.
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//
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// O32-LABEL: define void @foo7(float %a0, double %a1)
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// O32: declare void @foo8(float, double)
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extern void foo8(float, double);
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void foo7(float a0, double a1) {
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foo8(a0 + 1.0f, a1 + 2.0);
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}
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// O32-LABEL: define void @foo9()
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// O32: declare void @foo10(i32, i32
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typedef struct __attribute__((aligned(16))) {
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int a;
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} S16;
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S16 s16;
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void foo10(int, S16);
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void foo9(void) {
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foo10(1, s16);
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}
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