Some minor clang/ARM/AAPCS tweaks.

llvm-svn: 81737

1 files changed, 72 insertions, 0 deletions

diff --git a/clang/test/CodeGen/arm-arguments.c b/clang/test/CodeGen/arm-arguments.c
new file mode 100644
index 00000000000..0448f92aa41
--- /dev/null
+++ b/clang/test/CodeGen/arm-arguments.c
@@ -0,0 +1,72 @@
+// RUN: clang-cc -triple armv7-apple-darwin9 -target-abi=apcs-gnu -emit-llvm -w -o - %s | FileCheck -check-prefix=APCS-GNU %s &&
+// RUN: clang-cc -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* noalias 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* noalias 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* noalias 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* noalias 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) {}