| // RUN: %clang_cc1 -triple mipsel-unknown-linux -O3 -S -o - -emit-llvm %s | FileCheck %s -check-prefix=O32 |
| // RUN: %clang_cc1 -triple mips64el-unknown-linux -O3 -S -target-abi n64 -o - -emit-llvm %s | FileCheck %s -check-prefix=N64 |
| // RUN: %clang_cc1 -triple mipsel-unknown-linux -target-feature "+fp64" -O3 -S -o - -emit-llvm %s | FileCheck %s -check-prefix=O32 |
| |
| typedef struct { |
| double d; |
| long double ld; |
| } S0; |
| |
| // Insert padding to ensure arguments of type S0 are aligned to 16-byte boundaries. |
| |
| // N64-LABEL: define void @foo1(i32 signext %a0, i64, double inreg %a1.coerce0, i64 inreg %a1.coerce1, i64 inreg %a1.coerce2, i64 inreg %a1.coerce3, double inreg %a2.coerce0, i64 inreg %a2.coerce1, i64 inreg %a2.coerce2, i64 inreg %a2.coerce3, i32 signext %b, i64, double inreg %a3.coerce0, i64 inreg %a3.coerce1, i64 inreg %a3.coerce2, i64 inreg %a3.coerce3) |
| // N64: tail call void @foo2(i32 signext 1, i32 signext 2, i32 signext %a0, i64 undef, double inreg %a1.coerce0, i64 inreg %a1.coerce1, i64 inreg %a1.coerce2, i64 inreg %a1.coerce3, double inreg %a2.coerce0, i64 inreg %a2.coerce1, i64 inreg %a2.coerce2, i64 inreg %a2.coerce3, i32 signext 3, i64 undef, double inreg %a3.coerce0, i64 inreg %a3.coerce1, i64 inreg %a3.coerce2, i64 inreg %a3.coerce3) |
| // N64: declare void @foo2(i32 signext, i32 signext, i32 signext, i64, double inreg, i64 inreg, i64 inreg, i64 inreg, double inreg, i64 inreg, i64 inreg, i64 inreg, i32 signext, i64, double inreg, i64 inreg, i64 inreg, i64 inreg) |
| |
| extern void foo2(int, int, int, S0, S0, int, S0); |
| |
| void foo1(int a0, S0 a1, S0 a2, int b, S0 a3) { |
| foo2(1, 2, a0, a1, a2, 3, a3); |
| } |
| |
| // Insert padding before long double argument. |
| // |
| // N64-LABEL: define void @foo3(i32 signext %a0, i64, fp128 %a1) |
| // N64: tail call void @foo4(i32 signext 1, i32 signext 2, i32 signext %a0, i64 undef, fp128 %a1) |
| // N64: declare void @foo4(i32 signext, i32 signext, i32 signext, i64, fp128) |
| |
| extern void foo4(int, int, int, long double); |
| |
| void foo3(int a0, long double a1) { |
| foo4(1, 2, a0, a1); |
| } |
| |
| // Insert padding after hidden argument. |
| // |
| // N64-LABEL: define void @foo5(%struct.S0* noalias sret %agg.result, i64, fp128 %a0) |
| // N64: call void @foo6(%struct.S0* sret %agg.result, i32 signext 1, i32 signext 2, i64 undef, fp128 %a0) |
| // N64: declare void @foo6(%struct.S0* sret, i32 signext, i32 signext, i64, fp128) |
| |
| extern S0 foo6(int, int, long double); |
| |
| S0 foo5(long double a0) { |
| return foo6(1, 2, a0); |
| } |
| |
| // Do not insert padding if ABI is O32. |
| // |
| // O32-LABEL: define void @foo7(float %a0, double %a1) |
| // O32: declare void @foo8(float, double) |
| |
| extern void foo8(float, double); |
| |
| void foo7(float a0, double a1) { |
| foo8(a0 + 1.0f, a1 + 2.0); |
| } |
| |
| // O32-LABEL: define void @foo9() |
| // O32: declare void @foo10(i32 signext, i32 |
| |
| typedef struct __attribute__((aligned(16))) { |
| int a; |
| } S16; |
| |
| S16 s16; |
| |
| void foo10(int, S16); |
| |
| void foo9(void) { |
| foo10(1, s16); |
| } |
| |
