1 // RUN: %clang_cc1 -w -triple i386-pc-elfiamcu -mfloat-abi soft -emit-llvm -o - %s | FileCheck %s
2
3 // CHECK-LABEL: define void @ints(i32 %a, i32 %b, i32 %c, i32 %d)
ints(int a,int b,int c,int d)4 void ints(int a, int b, int c, int d) {}
5
6 // CHECK-LABEL: define void @floats(float %a, float %b, float %c, float %d)
floats(float a,float b,float c,float d)7 void floats(float a, float b, float c, float d) {}
8
9 // CHECK-LABEL: define void @mixed(i32 %a, float %b, i32 %c, float %d)
mixed(int a,float b,int c,float d)10 void mixed(int a, float b, int c, float d) {}
11
12 // CHECK-LABEL: define void @doubles(double %d1, double %d2)
doubles(double d1,double d2)13 void doubles(double d1, double d2) {}
14
15 // CHECK-LABEL: define void @mixedDoubles(i32 %a, double %d1)
mixedDoubles(int a,double d1)16 void mixedDoubles(int a, double d1) {}
17
18 typedef struct st3_t {
19 char a[3];
20 } st3_t;
21
22 typedef struct st4_t {
23 int a;
24 } st4_t;
25
26 typedef struct st5_t {
27 int a;
28 char b;
29 } st5_t;
30
31 typedef struct st12_t {
32 int a;
33 int b;
34 int c;
35 } st12_t;
36
37 // CHECK-LABEL: define void @smallStructs(i32 %st1.coerce, i32 %st2.coerce, i32 %st3.coerce)
smallStructs(st4_t st1,st4_t st2,st4_t st3)38 void smallStructs(st4_t st1, st4_t st2, st4_t st3) {}
39
40 // CHECK-LABEL: define void @paddedStruct(i32 %i1, i32 %st.coerce0, i32 %st.coerce1, i32 %st4.0)
paddedStruct(int i1,st5_t st,st4_t st4)41 void paddedStruct(int i1, st5_t st, st4_t st4) {}
42
43 // CHECK-LABEL: define void @largeStructBegin(%struct.st12_t* byval align 4 %st)
largeStructBegin(st12_t st)44 void largeStructBegin(st12_t st) {}
45
46 // CHECK-LABEL: define void @largeStructMiddle(i32 %i1, %struct.st12_t* byval align 4 %st, i32 %i2, i32 %i3)
largeStructMiddle(int i1,st12_t st,int i2,int i3)47 void largeStructMiddle(int i1, st12_t st, int i2, int i3) {}
48
49 // CHECK-LABEL: define void @largeStructEnd(i32 %i1, i32 %i2, i32 %i3, i32 %st.0, i32 %st.1, i32 %st.2)
largeStructEnd(int i1,int i2,int i3,st12_t st)50 void largeStructEnd(int i1, int i2, int i3, st12_t st) {}
51
52 // CHECK-LABEL: define i24 @retNonPow2Struct(i32 %r.coerce)
retNonPow2Struct(st3_t r)53 st3_t retNonPow2Struct(st3_t r) { return r; }
54
55 // CHECK-LABEL: define i32 @retSmallStruct(i32 %r.coerce)
retSmallStruct(st4_t r)56 st4_t retSmallStruct(st4_t r) { return r; }
57
58 // CHECK-LABEL: define i64 @retPaddedStruct(i32 %r.coerce0, i32 %r.coerce1)
retPaddedStruct(st5_t r)59 st5_t retPaddedStruct(st5_t r) { return r; }
60
61 // CHECK-LABEL: define void @retLargeStruct(%struct.st12_t* noalias sret %agg.result, i32 %i1, %struct.st12_t* byval align 4 %r)
retLargeStruct(int i1,st12_t r)62 st12_t retLargeStruct(int i1, st12_t r) { return r; }
63
64 // CHECK-LABEL: define i32 @varArgs(i32 %i1, ...)
varArgs(int i1,...)65 int varArgs(int i1, ...) { return i1; }
66
67 // CHECK-LABEL: define double @longDoubleArg(double %ld1)
longDoubleArg(long double ld1)68 long double longDoubleArg(long double ld1) { return ld1; }
69
70