Add the clang library to the repo (with some of my changes, too).

1 files changed, 167 insertions, 0 deletions

diff --git a/clang/test/CodeGen/arm-arguments.c b/clang/test/CodeGen/arm-arguments.c
new file mode 100644
index 0000000..4686d4a
--- /dev/null
+++ b/clang/test/CodeGen/arm-arguments.c
@@ -0,0 +1,167 @@
+// 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 signext i8 @f0()
+// AAPCS: define arm_aapcscc signext i8 @f0()
+char f0(void) {
+  return 0;
+}
+
+// APCS-GNU: define i8 @f1()
+// AAPCS: define arm_aapcscc i8 @f1()
+struct s1 { char f0; };
+struct s1 f1(void) {}
+
+// APCS-GNU: define i16 @f2()
+// AAPCS: define arm_aapcscc i16 @f2()
+struct s2 { short f0; };
+struct s2 f2(void) {}
+
+// APCS-GNU: define i32 @f3()
+// AAPCS: define arm_aapcscc i32 @f3()
+struct s3 { int f0; };
+struct s3 f3(void) {}
+
+// APCS-GNU: define i32 @f4()
+// AAPCS: define arm_aapcscc i32 @f4()
+struct s4 { struct s4_0 { int f0; } f0; };
+struct s4 f4(void) {}
+
+// APCS-GNU: define 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 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 void @f7()
+// AAPCS: define arm_aapcscc void @f7()
+struct s7 { struct { int : 0; } f0; };
+struct s7 f7(void) {}
+
+// APCS-GNU: define 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 i32 @f9()
+// AAPCS: define arm_aapcscc i32 @f9()
+struct s9 { int f0; int : 0; };
+struct s9 f9(void) {}
+
+// APCS-GNU: define i32 @f10()
+// AAPCS: define arm_aapcscc i32 @f10()
+struct s10 { int f0; int : 0; int : 0; };
+struct s10 f10(void) {}
+
+// APCS-GNU: define void @f11(
+// APCS-GNU: struct.s11* noalias sret
+// AAPCS: define arm_aapcscc i32 @f11()
+struct s11 { int : 0; int f0; };
+struct s11 f11(void) {}
+
+// APCS-GNU: define i32 @f12()
+// AAPCS: define arm_aapcscc i32 @f12()
+union u12 { char f0; short f1; int f2; };
+union u12 f12(void) {}
+
+// APCS-GNU: define void @f13(
+// APCS-GNU: struct.s13* noalias sret
+
+// FIXME: This should return a float.
+// AAPCS-FIXME: darm_aapcscc efine float @f13()
+struct s13 { float f0; };
+struct s13 f13(void) {}
+
+// APCS-GNU: define void @f14(
+// APCS-GNU: union.u14* noalias sret
+// AAPCS: define arm_aapcscc i32 @f14()
+union u14 { float f0; };
+union u14 f14(void) {}
+
+// APCS-GNU: define void @f15()
+// AAPCS: define arm_aapcscc void @f15()
+void f15(struct s7 a0) {}
+
+// APCS-GNU: define void @f16()
+// AAPCS: define arm_aapcscc void @f16()
+void f16(struct s8 a0) {}
+
+// APCS-GNU: define i32 @f17()
+// AAPCS: define arm_aapcscc i32 @f17()
+struct s17 { short f0 : 13; char f1 : 4; };
+struct s17 f17(void) {}
+
+// APCS-GNU: define i32 @f18()
+// AAPCS: define arm_aapcscc i32 @f18()
+struct s18 { short f0; char f1 : 4; };
+struct s18 f18(void) {}
+
+// APCS-GNU: define void @f19(
+// APCS-GNU: struct.s19* noalias sret
+// AAPCS: define arm_aapcscc i32 @f19()
+struct s19 { int f0; struct s8 f1; };
+struct s19 f19(void) {}
+
+// APCS-GNU: define void @f20(
+// APCS-GNU: struct.s20* noalias sret
+// AAPCS: define arm_aapcscc i32 @f20()
+struct s20 { struct s8 f1; int f0; };
+struct s20 f20(void) {}
+
+// APCS-GNU: define i8 @f21()
+// AAPCS: define arm_aapcscc i32 @f21()
+struct s21 { struct {} f1; int f0 : 4; };
+struct s21 f21(void) {}
+
+// APCS-GNU: define i16 @f22()
+// APCS-GNU: define i32 @f23()
+// APCS-GNU: define i64 @f24()
+// APCS-GNU: define i128 @f25()
+// APCS-GNU: define i64 @f26()
+// APCS-GNU: define i128 @f27()
+// AAPCS: define arm_aapcscc i16 @f22()
+// AAPCS: define arm_aapcscc i32 @f23()
+// AAPCS: define arm_aapcscc void @f24({{.*}} noalias sret
+// AAPCS: define arm_aapcscc void @f25({{.*}} noalias sret
+// AAPCS: define arm_aapcscc void @f26({{.*}} noalias sret
+// AAPCS: define arm_aapcscc void @f27({{.*}} noalias 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 i16 @f28()
+// AAPCS: define arm_aapcscc i16 @f28()
+struct s28 { _Complex char f0; };
+struct s28 f28() {}
+
+// APCS-GNU: define i32 @f29()
+// AAPCS: define arm_aapcscc i32 @f29()
+struct s29 { _Complex short f0; };
+struct s29 f29() {}
+
+// APCS-GNU: define void @f30({{.*}} noalias sret
+// AAPCS: define arm_aapcscc void @f30({{.*}} noalias sret
+struct s30 { _Complex int f0; };
+struct s30 f30() {}
+
+// PR11905
+struct s31 { char x; };
+void f31(struct s31 s) { }
+// AAPCS: @f31([1 x i32] %s.coerce)
+// AAPCS: %s = alloca %struct.s31, align 4
+// AAPCS: alloca [1 x i32]
+// AAPCS: store [1 x i32] %s.coerce, [1 x i32]*
+// APCS-GNU: @f31([1 x i32] %s.coerce)
+// APCS-GNU: %s = alloca %struct.s31, align 4
+// APCS-GNU: alloca [1 x i32]
+// APCS-GNU: store [1 x i32] %s.coerce, [1 x i32]*