forked from OSchip/llvm-project
205 lines
6.0 KiB
C
205 lines
6.0 KiB
C
// RUN: %clang_cc1 -fblocks -triple i386-apple-darwin9 -emit-llvm -o %t %s
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// RUN: grep 'define signext i8 @f0()' %t
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// RUN: grep 'define signext i16 @f1()' %t
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// RUN: grep 'define i32 @f2()' %t
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// RUN: grep 'define float @f3()' %t
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// RUN: grep 'define double @f4()' %t
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// RUN: grep 'define x86_fp80 @f5()' %t
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// RUN: grep 'define void @f6(i8 signext %a0, i16 signext %a1, i32 %a2, i64 %a3, i8\* %a4)' %t
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// RUN: grep 'define void @f7(i32 %a0)' %t
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// RUN: grep 'define i64 @f8_1()' %t
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// RUN: grep 'define void @f8_2(i32 %a0.0, i32 %a0.1)' %t
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char f0(void) {
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return 0;
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}
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short f1(void) {
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return 0;
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}
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int f2(void) {
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return 0;
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}
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float f3(void) {
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return 0;
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}
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double f4(void) {
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return 0;
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}
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long double f5(void) {
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return 0;
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}
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void f6(char a0, short a1, int a2, long long a3, void *a4) {}
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typedef enum { A, B, C } E;
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void f7(E a0) {}
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struct s8 {
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int a;
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int b;
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};
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struct s8 f8_1(void) { while (1) {} }
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void f8_2(struct s8 a0) {}
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// This should be passed just as s8.
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// RUN: grep 'define i64 @f9_1()' %t
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// FIXME: llvm-gcc expands this, this may have some value for the
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// backend in terms of optimization but doesn't change the ABI.
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// RUN: grep 'define void @f9_2(%.truct.s9\* byval %a0)' %t
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struct s9 {
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int a : 17;
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int b;
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};
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struct s9 f9_1(void) { while (1) {} }
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void f9_2(struct s9 a0) {}
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// Return of small structures and unions
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// RUN: grep 'float @f10()' %t
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struct s10 {
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union { };
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float f;
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} f10(void) { while (1) {} }
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// Small vectors and 1 x {i64,double} are returned in registers
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// RUN: grep 'i32 @f11()' %t
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// RUN: grep -F 'void @f12(<2 x i32>* noalias sret %agg.result)' %t
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// RUN: grep 'i64 @f13()' %t
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// RUN: grep 'i64 @f14()' %t
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// RUN: grep '<2 x i64> @f15()' %t
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// RUN: grep '<2 x i64> @f16()' %t
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typedef short T11 __attribute__ ((vector_size (4)));
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T11 f11(void) { while (1) {} }
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typedef int T12 __attribute__ ((vector_size (8)));
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T12 f12(void) { while (1) {} }
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typedef long long T13 __attribute__ ((vector_size (8)));
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T13 f13(void) { while (1) {} }
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typedef double T14 __attribute__ ((vector_size (8)));
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T14 f14(void) { while (1) {} }
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typedef long long T15 __attribute__ ((vector_size (16)));
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T15 f15(void) { while (1) {} }
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typedef double T16 __attribute__ ((vector_size (16)));
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T16 f16(void) { while (1) {} }
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// And when the single element in a struct (but not for 64 and
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// 128-bits).
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// RUN: grep 'i32 @f17()' %t
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// RUN: grep -F 'void @f18(%2* noalias sret %agg.result)' %t
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// RUN: grep -F 'void @f19(%3* noalias sret %agg.result)' %t
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// RUN: grep -F 'void @f20(%4* noalias sret %agg.result)' %t
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// RUN: grep -F 'void @f21(%5* noalias sret %agg.result)' %t
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// RUN: grep -F 'void @f22(%6* noalias sret %agg.result)' %t
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struct { T11 a; } f17(void) { while (1) {} }
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struct { T12 a; } f18(void) { while (1) {} }
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struct { T13 a; } f19(void) { while (1) {} }
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struct { T14 a; } f20(void) { while (1) {} }
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struct { T15 a; } f21(void) { while (1) {} }
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struct { T16 a; } f22(void) { while (1) {} }
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// Single element structures are handled specially
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// RUN: grep -F 'float @f23()' %t
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// RUN: grep -F 'float @f24()' %t
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// RUN: grep -F 'float @f25()' %t
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struct { float a; } f23(void) { while (1) {} }
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struct { float a[1]; } f24(void) { while (1) {} }
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struct { struct {} a; struct { float a[1]; } b; } f25(void) { while (1) {} }
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// Small structures are handled recursively
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// RUN: grep -F 'i32 @f26()' %t
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// RUN: grep 'void @f27(%.truct.s27\* noalias sret %agg.result)' %t
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struct s26 { struct { char a, b; } a; struct { char a, b; } b; } f26(void) { while (1) {} }
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struct s27 { struct { char a, b, c; } a; struct { char a; } b; } f27(void) { while (1) {} }
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// RUN: grep 'void @f28(%.truct.s28\* noalias sret %agg.result)' %t
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struct s28 { int a; int b[]; } f28(void) { while (1) {} }
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// RUN: grep 'define i16 @f29()' %t
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struct s29 { struct { } a[1]; char b; char c; } f29(void) { while (1) {} }
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// RUN: grep 'define i16 @f30()' %t
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struct s30 { char a; char b : 4; } f30(void) { while (1) {} }
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// RUN: grep 'define float @f31()' %t
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struct s31 { char : 0; float b; char : 0; } f31(void) { while (1) {} }
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// RUN: grep 'define i32 @f32()' %t
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struct s32 { char a; unsigned : 0; } f32(void) { while (1) {} }
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// RUN: grep 'define float @f33()' %t
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struct s33 { float a; long long : 0; } f33(void) { while (1) {} }
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// RUN: grep 'define float @f34()' %t
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struct s34 { struct { int : 0; } a; float b; } f34(void) { while (1) {} }
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// RUN: grep 'define i16 @f35()' %t
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struct s35 { struct { int : 0; } a; char b; char c; } f35(void) { while (1) {} }
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// RUN: grep 'define i16 @f36()' %t
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struct s36 { struct { int : 0; } a[2][10]; char b; char c; } f36(void) { while (1) {} }
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// RUN: grep 'define float @f37()' %t
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struct s37 { float c[1][1]; } f37(void) { while (1) {} }
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// RUN: grep 'define void @f38(.struct.s38. noalias sret .agg.result)' %t
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struct s38 { char a[3]; short b; } f38(void) { while (1) {} }
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// RUN: grep 'define void @f39(.struct.s39. byval align 16 .x)' %t
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typedef int v39 __attribute((vector_size(16)));
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struct s39 { v39 x; };
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void f39(struct s39 x) {}
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// <rdar://problem/7247671>
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// RUN: grep 'define i32 @f40()' %t
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enum e40 { ec0 = 0 };
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enum e40 f40(void) { }
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// RUN: grep 'define void ()\* @f41()' %t
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typedef void (^vvbp)(void);
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vvbp f41(void) { }
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// RUN: grep 'define i32 @f42()' %t
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struct s42 { enum e40 f0; } f42(void) { }
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// RUN: grep 'define i64 @f43()' %t
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struct s43 { enum e40 f0; int f1; } f43(void) { }
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// RUN: grep 'define i32 @f44()' %t
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struct s44 { vvbp f0; } f44(void) { }
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// RUN: grep 'define i64 @f45()' %t
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struct s45 { vvbp f0; int f1; } f45(void) { }
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// RUN: grep 'define void @f46(i32 %a0)' %t
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void f46(enum e40 a0) { }
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// RUN: grep 'define void @f47(void ()\* %a1)' %t
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void f47(vvbp a1) { }
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// RUN: grep 'define void @f48(i32 %a0.0)' %t
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struct s48 { enum e40 f0; };
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void f48(struct s48 a0) { }
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// RUN: grep 'define void @f49(i32 %a0.0, i32 %a0.1)' %t
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struct s49 { enum e40 f0; int f1; };
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void f49(struct s49 a0) { }
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// RUN: grep 'define void @f50(void ()\* %a0.0)' %t
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struct s50 { vvbp f0; };
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void f50(struct s50 a0) { }
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// RUN: grep 'define void @f51(void ()\* %a0.0, i32 %a0.1)' %t
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struct s51 { vvbp f0; int f1; };
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void f51(struct s51 a0) { }
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