218 lines · c
1// REQUIRES: arm-registered-target2// RUN: %clang_cc1 -triple armv7-apple-darwin9 -target-feature +neon -target-abi apcs-gnu -emit-llvm -w -o - %s | FileCheck -check-prefix=APCS-GNU %s3// RUN: %clang_cc1 -triple armv7-apple-darwin9 -target-feature +neon -target-abi aapcs -emit-llvm -w -o - %s | FileCheck -check-prefix=AAPCS %s4 5// APCS-GNU-LABEL: define{{.*}} signext i8 @f0()6// AAPCS-LABEL: define{{.*}} arm_aapcscc signext i8 @f0()7char f0(void) {8 return 0;9}10 11// APCS-GNU-LABEL: define{{.*}} i8 @f1()12// AAPCS-LABEL: define{{.*}} arm_aapcscc i8 @f1()13struct s1 { char f0; };14struct s1 f1(void) {}15 16// APCS-GNU-LABEL: define{{.*}} i16 @f2()17// AAPCS-LABEL: define{{.*}} arm_aapcscc i16 @f2()18struct s2 { short f0; };19struct s2 f2(void) {}20 21// APCS-GNU-LABEL: define{{.*}} i32 @f3()22// AAPCS-LABEL: define{{.*}} arm_aapcscc i32 @f3()23struct s3 { int f0; };24struct s3 f3(void) {}25 26// APCS-GNU-LABEL: define{{.*}} i32 @f4()27// AAPCS-LABEL: define{{.*}} arm_aapcscc i32 @f4()28struct s4 { struct s4_0 { int f0; } f0; };29struct s4 f4(void) {}30 31// APCS-GNU-LABEL: define{{.*}} void @f5(32// APCS-GNU: ptr dead_on_unwind noalias writable sret33// AAPCS-LABEL: define{{.*}} arm_aapcscc i32 @f5()34struct s5 { struct { } f0; int f1; };35struct s5 f5(void) {}36 37// APCS-GNU-LABEL: define{{.*}} void @f6(38// APCS-GNU: ptr dead_on_unwind noalias writable sret39// AAPCS-LABEL: define{{.*}} arm_aapcscc i32 @f6()40struct s6 { int f0[1]; };41struct s6 f6(void) {}42 43// APCS-GNU-LABEL: define{{.*}} void @f7()44// AAPCS-LABEL: define{{.*}} arm_aapcscc void @f7()45struct s7 { struct { int : 0; } f0; };46struct s7 f7(void) {}47 48// APCS-GNU-LABEL: define{{.*}} void @f8(49// APCS-GNU: ptr dead_on_unwind noalias writable sret50// AAPCS-LABEL: define{{.*}} arm_aapcscc void @f8()51struct s8 { struct { int : 0; } f0[1]; };52struct s8 f8(void) {}53 54// APCS-GNU-LABEL: define{{.*}} i32 @f9()55// AAPCS-LABEL: define{{.*}} arm_aapcscc i32 @f9()56struct s9 { int f0; int : 0; };57struct s9 f9(void) {}58 59// APCS-GNU-LABEL: define{{.*}} i32 @f10()60// AAPCS-LABEL: define{{.*}} arm_aapcscc i32 @f10()61struct s10 { int f0; int : 0; int : 0; };62struct s10 f10(void) {}63 64// APCS-GNU-LABEL: define{{.*}} void @f11(65// APCS-GNU: ptr dead_on_unwind noalias writable sret66// AAPCS-LABEL: define{{.*}} arm_aapcscc i32 @f11()67struct s11 { int : 0; int f0; };68struct s11 f11(void) {}69 70// APCS-GNU-LABEL: define{{.*}} i32 @f12()71// AAPCS-LABEL: define{{.*}} arm_aapcscc i32 @f12()72union u12 { char f0; short f1; int f2; };73union u12 f12(void) {}74 75// APCS-GNU-LABEL: define{{.*}} void @f13(76// APCS-GNU: ptr dead_on_unwind noalias writable sret77 78// FIXME: This should return a float.79// AAPCS-FIXME: darm_aapcscc efine float @f13()80struct s13 { float f0; };81struct s13 f13(void) {}82 83// APCS-GNU-LABEL: define{{.*}} void @f14(84// APCS-GNU: ptr dead_on_unwind noalias writable sret85// AAPCS-LABEL: define{{.*}} arm_aapcscc i32 @f14()86union u14 { float f0; };87union u14 f14(void) {}88 89// APCS-GNU-LABEL: define{{.*}} void @f15()90// AAPCS-LABEL: define{{.*}} arm_aapcscc void @f15()91void f15(struct s7 a0) {}92 93// APCS-GNU-LABEL: define{{.*}} void @f16()94// AAPCS-LABEL: define{{.*}} arm_aapcscc void @f16()95void f16(struct s8 a0) {}96 97// APCS-GNU-LABEL: define{{.*}} i32 @f17()98// AAPCS-LABEL: define{{.*}} arm_aapcscc i32 @f17()99struct s17 { short f0 : 13; char f1 : 4; };100struct s17 f17(void) {}101 102// APCS-GNU-LABEL: define{{.*}} i32 @f18()103// AAPCS-LABEL: define{{.*}} arm_aapcscc i32 @f18()104struct s18 { short f0; char f1 : 4; };105struct s18 f18(void) {}106 107// APCS-GNU-LABEL: define{{.*}} void @f19(108// APCS-GNU: ptr dead_on_unwind noalias writable sret109// AAPCS-LABEL: define{{.*}} arm_aapcscc i32 @f19()110struct s19 { int f0; struct s8 f1; };111struct s19 f19(void) {}112 113// APCS-GNU-LABEL: define{{.*}} void @f20(114// APCS-GNU: ptr dead_on_unwind noalias writable sret115// AAPCS-LABEL: define{{.*}} arm_aapcscc i32 @f20()116struct s20 { struct s8 f1; int f0; };117struct s20 f20(void) {}118 119// APCS-GNU-LABEL: define{{.*}} i8 @f21()120// AAPCS-LABEL: define{{.*}} arm_aapcscc i32 @f21()121struct s21 { struct {} f1; int f0 : 4; };122struct s21 f21(void) {}123 124// APCS-GNU-LABEL: define{{.*}} i16 @f22()125// APCS-GNU-LABEL: define{{.*}} i32 @f23()126// APCS-GNU-LABEL: define{{.*}} i64 @f24()127// APCS-GNU-LABEL: define{{.*}} i128 @f25()128// APCS-GNU-LABEL: define{{.*}} i64 @f26()129// APCS-GNU-LABEL: define{{.*}} i128 @f27()130// AAPCS-LABEL: define{{.*}} arm_aapcscc i16 @f22()131// AAPCS-LABEL: define{{.*}} arm_aapcscc i32 @f23()132// AAPCS: define{{.*}} arm_aapcscc void @f24({{.*}} dead_on_unwind noalias writable sret133// AAPCS: define{{.*}} arm_aapcscc void @f25({{.*}} dead_on_unwind noalias writable sret134// AAPCS: define{{.*}} arm_aapcscc void @f26({{.*}} dead_on_unwind noalias writable sret135// AAPCS: define{{.*}} arm_aapcscc void @f27({{.*}} dead_on_unwind noalias writable sret136_Complex char f22(void) {}137_Complex short f23(void) {}138_Complex int f24(void) {}139_Complex long long f25(void) {}140_Complex float f26(void) {}141_Complex double f27(void) {}142 143// APCS-GNU-LABEL: define{{.*}} i16 @f28()144// AAPCS-LABEL: define{{.*}} arm_aapcscc i16 @f28()145struct s28 { _Complex char f0; };146struct s28 f28() {}147 148// APCS-GNU-LABEL: define{{.*}} i32 @f29()149// AAPCS-LABEL: define{{.*}} arm_aapcscc i32 @f29()150struct s29 { _Complex short f0; };151struct s29 f29() {}152 153// APCS-GNU: define{{.*}} void @f30({{.*}} dead_on_unwind noalias writable sret154// AAPCS: define{{.*}} arm_aapcscc void @f30({{.*}} dead_on_unwind noalias writable sret155struct s30 { _Complex int f0; };156struct s30 f30() {}157 158// PR11905159struct s31 { char x; };160void f31(struct s31 s) { }161// AAPCS: @f31([1 x i32] %s.coerce)162// AAPCS: %s = alloca %struct.s31, align 1163// AAPCS: [[TEMP:%.*]] = alloca [1 x i32], align 4164// AAPCS: store [1 x i32] %s.coerce, ptr [[TEMP]], align 4165// APCS-GNU: @f31([1 x i32] %s.coerce)166// APCS-GNU: %s = alloca %struct.s31, align 1167// APCS-GNU: [[TEMP:%.*]] = alloca [1 x i32], align 4168// APCS-GNU: store [1 x i32] %s.coerce, ptr [[TEMP]], align 4169 170// PR13562171struct s32 { double x; };172void f32(struct s32 s) { }173// AAPCS: @f32([1 x i64] %s.coerce)174// APCS-GNU: @f32([2 x i32] %s.coerce)175 176// PR13350177struct s33 { char buf[32*32]; };178void f33(struct s33 s) { }179// APCS-GNU-LABEL: define{{.*}} void @f33(ptr noundef byval(%struct.s33) align 4 %s)180// AAPCS-LABEL: define{{.*}} arm_aapcscc void @f33(ptr noundef byval(%struct.s33) align 4 %s)181 182// PR14048183struct s34 { char c; };184void f34(struct s34 s);185void g34(struct s34 *s) { f34(*s); }186// AAPCS: @g34(ptr noundef %s)187// AAPCS: %[[a:.*]] = alloca [1 x i32]188// AAPCS: load [1 x i32], ptr %[[a]]189 190struct s35191{192 float v[18]; //make sure byval is on.193} __attribute__((aligned(16)));194typedef struct s35 s35_with_align;195 196typedef __attribute__((neon_vector_type(4))) float float32x4_t;197static __attribute__((__always_inline__, __nodebug__)) float32x4_t vaddq_f32(198 float32x4_t __a, float32x4_t __b) {199 return __a + __b;200}201float32x4_t f35(int i, s35_with_align s1, s35_with_align s2) {202 float32x4_t v = vaddq_f32(*(float32x4_t *)&s1,203 *(float32x4_t *)&s2);204 return v;205}206// APCS-GNU-LABEL: define{{.*}} <4 x float> @f35(i32 noundef %i, ptr noundef byval(%struct.s35) align 4 %0, ptr noundef byval(%struct.s35) align 4 %1)207// APCS-GNU: %[[a:.*]] = alloca %struct.s35, align 16208// APCS-GNU: call void @llvm.memcpy.p0.p0.i32(ptr align {{[0-9]+}} %[[a]], ptr align {{[0-9]+}} %0209// APCS-GNU: load <4 x float>, ptr %[[a]], align 16210 211// AAPCS-LABEL: define{{.*}} arm_aapcscc <4 x float> @f35(i32 noundef %i, ptr noundef byval(%struct.s35) align 4 %s1, ptr noundef byval(%struct.s35) align 4 %s2)212// AAPCS: %[[a_addr:.*]] = alloca <4 x float>, align 16213// AAPCS: %[[b_addr:.*]] = alloca <4 x float>, align 16214// AAPCS: %[[a:.*]] = load <4 x float>, ptr %s1, align 4215// AAPCS: %[[b:.*]] = load <4 x float>, ptr %s2, align 4216// AAPCS: store <4 x float> %[[a]], ptr %[[a_addr]], align 16217// AAPCS: store <4 x float> %[[b]], ptr %[[b_addr]], align 16218