70 lines · c
1// RUN: %clang_cc1 -w -triple i386-pc-elfiamcu -mfloat-abi soft -emit-llvm -o - %s | FileCheck %s2 3// CHECK-LABEL: define{{.*}} void @ints(i32 noundef %a, i32 noundef %b, i32 noundef %c, i32 noundef %d)4void ints(int a, int b, int c, int d) {}5 6// CHECK-LABEL: define{{.*}} void @floats(float noundef %a, float noundef %b, float noundef %c, float noundef %d)7void floats(float a, float b, float c, float d) {}8 9// CHECK-LABEL: define{{.*}} void @mixed(i32 noundef %a, float noundef %b, i32 noundef %c, float noundef %d)10void mixed(int a, float b, int c, float d) {}11 12// CHECK-LABEL: define{{.*}} void @doubles(double noundef %d1, double noundef %d2)13void doubles(double d1, double d2) {}14 15// CHECK-LABEL: define{{.*}} void @mixedDoubles(i32 noundef %a, double noundef %d1)16void mixedDoubles(int a, double d1) {}17 18typedef struct st3_t {19 char a[3];20} st3_t;21 22typedef struct st4_t {23 int a;24} st4_t;25 26typedef struct st5_t {27 int a;28 char b;29} st5_t;30 31typedef 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)38void smallStructs(st4_t st1, st4_t st2, st4_t st3) {}39 40// CHECK-LABEL: define{{.*}} void @paddedStruct(i32 noundef %i1, i32 %st.coerce0, i32 %st.coerce1, i32 %st4.0)41void paddedStruct(int i1, st5_t st, st4_t st4) {}42 43// CHECK-LABEL: define{{.*}} void @largeStructBegin(ptr noundef byval(%struct.st12_t) align 4 %st)44void largeStructBegin(st12_t st) {}45 46// CHECK-LABEL: define{{.*}} void @largeStructMiddle(i32 noundef %i1, ptr noundef byval(%struct.st12_t) align 4 %st, i32 noundef %i2, i32 noundef %i3)47void largeStructMiddle(int i1, st12_t st, int i2, int i3) {}48 49// CHECK-LABEL: define{{.*}} void @largeStructEnd(i32 noundef %i1, i32 noundef %i2, i32 noundef %i3, i32 %st.0, i32 %st.1, i32 %st.2)50void largeStructEnd(int i1, int i2, int i3, st12_t st) {}51 52// CHECK-LABEL: define{{.*}} i24 @retNonPow2Struct(i32 %r.coerce)53st3_t retNonPow2Struct(st3_t r) { return r; }54 55// CHECK-LABEL: define{{.*}} i32 @retSmallStruct(i32 %r.coerce)56st4_t retSmallStruct(st4_t r) { return r; }57 58// CHECK-LABEL: define{{.*}} i64 @retPaddedStruct(i32 %r.coerce0, i32 %r.coerce1)59st5_t retPaddedStruct(st5_t r) { return r; }60 61// CHECK-LABEL: define{{.*}} void @retLargeStruct(ptr dead_on_unwind noalias writable sret(%struct.st12_t) align 4 %agg.result, i32 noundef %i1, ptr noundef byval(%struct.st12_t) align 4 %r)62st12_t retLargeStruct(int i1, st12_t r) { return r; }63 64// CHECK-LABEL: define{{.*}} i32 @varArgs(i32 noundef %i1, ...)65int varArgs(int i1, ...) { return i1; }66 67// CHECK-LABEL: define{{.*}} double @longDoubleArg(double noundef %ld1)68long double longDoubleArg(long double ld1) { return ld1; }69 70