test/CodeGen/arm-arguments.c

// RUN: %clang_cc1 -triple armv7-apple-darwin9 -target-abi apcs-gnu -emit-llvm -w -o - %s | FileCheck -check-prefix=APCS-GNU %s
// RUN: %clang_cc1 -triple armv7-apple-darwin9 -target-abi aapcs -emit-llvm -w -o - %s | FileCheck -check-prefix=AAPCS %s

// APCS-GNU: define arm_apcscc signext i8 @f0()
// AAPCS: define arm_aapcscc signext i8 @f0()
char f0(void) {
  return 0;
}

// APCS-GNU: define arm_apcscc i8 @f1()
// AAPCS: define arm_aapcscc i8 @f1()
struct s1 { char f0; };
struct s1 f1(void) {}

// APCS-GNU: define arm_apcscc i16 @f2()
// AAPCS: define arm_aapcscc i16 @f2()
struct s2 { short f0; };
struct s2 f2(void) {}

// APCS-GNU: define arm_apcscc i32 @f3()
// AAPCS: define arm_aapcscc i32 @f3()
struct s3 { int f0; };
struct s3 f3(void) {}

// APCS-GNU: define arm_apcscc i32 @f4()
// AAPCS: define arm_aapcscc i32 @f4()
struct s4 { struct s4_0 { int f0; } f0; };
struct s4 f4(void) {}

// APCS-GNU: define arm_apcscc void @f5(
// APCS-GNU: struct.s5* sret
// AAPCS: define arm_aapcscc i32 @f5()
struct s5 { struct { } f0; int f1; };
struct s5 f5(void) {}

// APCS-GNU: define arm_apcscc void @f6(
// APCS-GNU: struct.s6* sret
// AAPCS: define arm_aapcscc i32 @f6()
struct s6 { int f0[1]; };
struct s6 f6(void) {}

// APCS-GNU: define arm_apcscc void @f7()
// AAPCS: define arm_aapcscc void @f7()
struct s7 { struct { int : 0; } f0; };
struct s7 f7(void) {}

// APCS-GNU: define arm_apcscc void @f8(
// APCS-GNU: struct.s8* sret
// AAPCS: define arm_aapcscc void @f8()
struct s8 { struct { int : 0; } f0[1]; };
struct s8 f8(void) {}

// APCS-GNU: define arm_apcscc i32 @f9()
// AAPCS: define arm_aapcscc i32 @f9()
struct s9 { int f0; int : 0; };
struct s9 f9(void) {}

// APCS-GNU: define arm_apcscc i32 @f10()
// AAPCS: define arm_aapcscc i32 @f10()
struct s10 { int f0; int : 0; int : 0; };
struct s10 f10(void) {}

// APCS-GNU: define arm_apcscc void @f11(
// APCS-GNU: struct.s10* sret
// AAPCS: define arm_aapcscc i32 @f11()
struct s11 { int : 0; int f0; };
struct s11 f11(void) {}

// APCS-GNU: define arm_apcscc i32 @f12()
// AAPCS: define arm_aapcscc i32 @f12()
union u12 { char f0; short f1; int f2; };
union u12 f12(void) {}

// APCS-GNU: define arm_apcscc void @f13(
// APCS-GNU: struct.s13* sret

// FIXME: This should return a float.
// AAPCS-FIXME: define arm_aapcscc float @f13()
struct s13 { float f0; };
struct s13 f13(void) {}

// APCS-GNU: define arm_apcscc void @f14(
// APCS-GNU: struct.s13* sret
// AAPCS: define arm_aapcscc i32 @f14()
union u14 { float f0; };
union u14 f14(void) {}

// APCS-GNU: define arm_apcscc void @f15()
// AAPCS: define arm_aapcscc void @f15()
void f15(struct s7 a0) {}

// APCS-GNU: define arm_apcscc void @f16()
// AAPCS: define arm_aapcscc void @f16()
void f16(struct s8 a0) {}

// APCS-GNU: define arm_apcscc i32 @f17()
// AAPCS: define arm_aapcscc i32 @f17()
struct s17 { short f0 : 13; char f1 : 4; };
struct s17 f17(void) {}

// APCS-GNU: define arm_apcscc i32 @f18()
// AAPCS: define arm_aapcscc i32 @f18()
struct s18 { short f0; char f1 : 4; };
struct s18 f18(void) {}

// APCS-GNU: define arm_apcscc void @f19(
// APCS-GNU: struct.s19* sret
// AAPCS: define arm_aapcscc i32 @f19()
struct s19 { int f0; struct s8 f1; };
struct s19 f19(void) {}

// APCS-GNU: define arm_apcscc void @f20(
// APCS-GNU: struct.s20* sret
// AAPCS: define arm_aapcscc i32 @f20()
struct s20 { struct s8 f1; int f0; };
struct s20 f20(void) {}

// APCS-GNU: define arm_apcscc i8 @f21()
// AAPCS: define arm_aapcscc i32 @f21()
struct s21 { struct {} f1; int f0 : 4; };
struct s21 f21(void) {}

// APCS-GNU: define arm_apcscc i16 @f22()
// APCS-GNU: define arm_apcscc i32 @f23()
// APCS-GNU: define arm_apcscc i64 @f24()
// APCS-GNU: define arm_apcscc i128 @f25()
// APCS-GNU: define arm_apcscc i64 @f26()
// APCS-GNU: define arm_apcscc i128 @f27()
// AAPCS: define arm_aapcscc i16 @f22()
// AAPCS: define arm_aapcscc i32 @f23()
// AAPCS: define arm_aapcscc void @f24({{.*}} sret
// AAPCS: define arm_aapcscc void @f25({{.*}} sret
// AAPCS: define arm_aapcscc void @f26({{.*}} sret
// AAPCS: define arm_aapcscc void @f27({{.*}} sret
_Complex char       f22(void) {}
_Complex short      f23(void) {}
_Complex int        f24(void) {}
_Complex long long  f25(void) {}
_Complex float      f26(void) {}
_Complex double     f27(void) {}

// APCS-GNU: define arm_apcscc i16 @f28()
// AAPCS: define arm_aapcscc i16 @f28()
struct s28 { _Complex char f0; };
struct s28 f28() {}

// APCS-GNU: define arm_apcscc i32 @f29()
// AAPCS: define arm_aapcscc i32 @f29()
struct s29 { _Complex short f0; };
struct s29 f29() {}

// APCS-GNU: define arm_apcscc void @f30({{.*}} sret
// AAPCS: define arm_aapcscc void @f30({{.*}} sret
struct s30 { _Complex int f0; };
struct s30 f30() {}