Rafael Espindola | b48280b | 2012-07-31 02:44:24 +0000 | [diff] [blame] | 1 | // RUN: %clang_cc1 -triple i386-unknown-unknown %s -emit-llvm -o - | FileCheck %s |
| 2 | |
| 3 | __attribute__((regparm(3))) void f1(int a, int b, int c, int d); |
| 4 | // CHECK: declare void @f1(i32 inreg, i32 inreg, i32 inreg, i32) |
| 5 | void g1() { |
| 6 | f1(41, 42, 43, 44); |
| 7 | } |
| 8 | |
| 9 | struct s1 { |
| 10 | int x1; |
| 11 | }; |
| 12 | __attribute__((regparm(3))) void f2(int a, int b, struct s1 c, int d); |
| 13 | // CHECK: declare void @f2(i32 inreg, i32 inreg, i32 inreg, i32) |
| 14 | void g2() { |
| 15 | struct s1 x = {43}; |
| 16 | f2(41, 42, x, 44); |
| 17 | } |
| 18 | |
| 19 | struct s2 { |
| 20 | int x1; |
| 21 | int x2; |
| 22 | }; |
| 23 | __attribute__((regparm(3))) void f3(int a, int b, struct s2 c, int d); |
| 24 | // CHECK: declare void @f3(i32 inreg, i32 inreg, i32, i32, i32) |
| 25 | void g3() { |
| 26 | struct s2 x = {43, 44}; |
| 27 | f3(41, 42, x, 45); |
| 28 | } |
| 29 | __attribute__((regparm(3))) void f4(int a, struct s2 b, int c); |
| 30 | // CHECK: declare void @f4(i32 inreg, i32 inreg, i32 inreg, i32) |
| 31 | void g4() { |
| 32 | struct s2 x = {42, 43}; |
| 33 | f4(41, x, 44); |
| 34 | } |
| 35 | |
| 36 | struct s3 { |
| 37 | int x1; |
| 38 | int x2; |
| 39 | int x3; |
| 40 | }; |
| 41 | __attribute__((regparm(3))) void f5(int a, struct s3 b, int c); |
| 42 | // CHECK: declare void @f5(i32 inreg, i32, i32, i32, i32) |
| 43 | void g5() { |
| 44 | struct s3 x = {42, 43, 44}; |
| 45 | f5(41, x, 45); |
| 46 | } |
| 47 | __attribute__((regparm(3))) void f6(struct s3 a, int b); |
| 48 | // CHECK: declare void @f6(i32 inreg, i32 inreg, i32 inreg, i32) |
| 49 | void g6() { |
| 50 | struct s3 x = {41, 42, 43}; |
| 51 | f6(x, 44); |
| 52 | } |
| 53 | |
| 54 | struct s4 { |
| 55 | int x1; |
| 56 | int x2; |
| 57 | int x3; |
| 58 | int x4; |
| 59 | }; |
| 60 | __attribute__((regparm(3))) void f7(struct s4 a, int b); |
| 61 | // CHECK: declare void @f7(i32, i32, i32, i32, i32) |
| 62 | void g7() { |
| 63 | struct s4 x = {41, 42, 43, 44}; |
| 64 | f7(x, 45); |
| 65 | } |
| 66 | |
| 67 | __attribute__((regparm(3))) void f8(float a, int b); |
| 68 | // CHECK: declare void @f8(float, i32 inreg) |
| 69 | void g8(void) { |
| 70 | f8(41, 42); |
| 71 | } |
| 72 | |
| 73 | struct s5 { |
| 74 | float x1; |
| 75 | }; |
| 76 | __attribute__((regparm(3))) void f9(struct s5 a, int b); |
| 77 | // CHECK: declare void @f9(float, i32 inreg) |
| 78 | void g9(void) { |
| 79 | struct s5 x = {41}; |
| 80 | f9(x, 42); |
| 81 | } |
| 82 | |
| 83 | struct s6 { |
| 84 | float x1; |
| 85 | int x2; |
| 86 | }; |
| 87 | __attribute__((regparm(3))) void f10(struct s6 a, int b); |
| 88 | // CHECK: declare void @f10(i32 inreg, i32 inreg, i32 inreg) |
| 89 | void g10(void) { |
| 90 | struct s6 x = {41, 42}; |
| 91 | f10(x, 43); |
| 92 | } |
| 93 | |
| 94 | struct s7 { |
| 95 | float x1; |
| 96 | int x2; |
| 97 | float x3; |
| 98 | }; |
| 99 | __attribute__((regparm(3))) void f11(struct s7 a, int b); |
| 100 | // CHECK: declare void @f11(i32 inreg, i32 inreg, i32 inreg, i32) |
| 101 | void g11(void) { |
| 102 | struct s7 x = {41, 42, 43}; |
| 103 | f11(x, 44); |
| 104 | } |
| 105 | |
| 106 | struct s8 { |
| 107 | float x1; |
| 108 | float x2; |
| 109 | }; |
| 110 | __attribute__((regparm(3))) void f12(struct s8 a, int b); |
| 111 | // CHECK: declare void @f12(i32 inreg, i32 inreg, i32 inreg) |
| 112 | void g12(void) { |
| 113 | struct s8 x = {41, 42}; |
| 114 | f12(x, 43); |
| 115 | } |
| 116 | |
| 117 | struct s9 { |
| 118 | float x1; |
| 119 | float x2; |
| 120 | float x3; |
| 121 | }; |
| 122 | __attribute__((regparm(3))) void f13(struct s9 a, int b); |
| 123 | // CHECK: declare void @f13(i32 inreg, i32 inreg, i32 inreg, i32) |
| 124 | void g13(void) { |
| 125 | struct s9 x = {41, 42, 43}; |
| 126 | f13(x, 44); |
| 127 | } |
| 128 | |
| 129 | struct s10 { |
| 130 | double x1; |
| 131 | }; |
| 132 | __attribute__((regparm(3))) void f14(struct s10 a, int b, int c); |
| 133 | // CHECK: declare void @f14(double, i32 inreg, i32 inreg) |
| 134 | void g14(void) { |
| 135 | struct s10 x = { 41 }; |
| 136 | f14(x, 42, 43); |
| 137 | } |
| 138 | |
| 139 | struct s11 { |
| 140 | double x1; |
| 141 | double x2; |
| 142 | }; |
| 143 | __attribute__((regparm(3))) void f15(struct s11 a, int b); |
| 144 | // CHECK: declare void @f15(double, double, i32) |
| 145 | void g15(void) { |
| 146 | struct s11 x = { 41, 42 }; |
| 147 | f15(x, 43); |
| 148 | } |
| 149 | |
| 150 | struct s12 { |
| 151 | double x1; |
| 152 | float x2; |
| 153 | }; |
| 154 | __attribute__((regparm(3))) void f16(struct s12 a, int b); |
| 155 | // CHECK: declare void @f16(i32 inreg, i32 inreg, i32 inreg, i32) |
| 156 | void g16(void) { |
| 157 | struct s12 x = { 41, 42 }; |
| 158 | f16(x, 43); |
| 159 | } |
| 160 | |
| 161 | __attribute__((regparm(3))) struct s12 f17(int a, int b, int c); |
| 162 | // CHECK: declare void @f17(%struct.s12* inreg sret, i32 inreg, i32 inreg, i32) |
| 163 | void g17(void) { |
| 164 | f17(41, 42, 43); |
| 165 | } |
| 166 | |
| 167 | struct s13 { |
| 168 | struct inner { |
| 169 | float x; |
| 170 | } y; |
| 171 | }; |
| 172 | __attribute__((regparm(3))) void f18(struct s13 a, int b, int c, int d); |
Bill Wendling | c1ea4b9 | 2013-02-15 05:25:49 +0000 | [diff] [blame] | 173 | // CHECK: declare void @f18(%struct.s13* byval align 4, i32 inreg, i32 inreg, i32 inreg) |
Rafael Espindola | b48280b | 2012-07-31 02:44:24 +0000 | [diff] [blame] | 174 | void g18(void) { |
| 175 | struct s13 x = {{41}}; |
| 176 | f18(x, 42, 43, 44); |
| 177 | } |