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136 lines
5.0 KiB
136 lines
5.0 KiB
// RUN: %clang_cc1 -triple x86_64-linux-android -emit-llvm -O -o - %s \
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// RUN: | FileCheck %s --check-prefix=ANDROID --check-prefix=CHECK
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// RUN: %clang_cc1 -triple x86_64-linux-gnu -emit-llvm -O -o - %s \
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// RUN: | FileCheck %s --check-prefix=GNU --check-prefix=CHECK
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// RUN: %clang_cc1 -triple x86_64 -emit-llvm -O -o - %s \
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// RUN: | FileCheck %s --check-prefix=GNU --check-prefix=CHECK
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// NaCl is an example of a target for which long double is the same as double.
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// RUN: %clang_cc1 -triple x86_64-nacl -emit-llvm -O -o - %s \
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// RUN: | FileCheck %s --check-prefix=NACL --check-prefix=CHECK
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// Android uses fp128 for long double but other x86_64 targets use x86_fp80.
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long double dataLD = 1.0L;
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// ANDROID: @dataLD = local_unnamed_addr global fp128 0xL00000000000000003FFF000000000000, align 16
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// GNU: @dataLD = local_unnamed_addr global x86_fp80 0xK3FFF8000000000000000, align 16
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long double _Complex dataLDC = {1.0L, 1.0L};
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// ANDROID: @dataLDC = local_unnamed_addr global { fp128, fp128 } { fp128 0xL00000000000000003FFF000000000000, fp128 0xL00000000000000003FFF000000000000 }, align 16
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// GNU: @dataLDC = local_unnamed_addr global { x86_fp80, x86_fp80 } { x86_fp80 0xK3FFF8000000000000000, x86_fp80 0xK3FFF8000000000000000 }, align 16
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long double TestLD(long double x) {
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return x * x;
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// ANDROID: define fp128 @TestLD(fp128 %x)
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// GNU: define x86_fp80 @TestLD(x86_fp80 %x)
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// NACL: define double @TestLD(double %x)
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}
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long double _Complex TestLDC(long double _Complex x) {
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return x * x;
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// ANDROID: define void @TestLDC({ fp128, fp128 }* {{.*}}, { fp128, fp128 }* {{.*}} %x)
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// GNU: define { x86_fp80, x86_fp80 } @TestLDC({ x86_fp80, x86_fp80 }* {{.*}} %x)
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// NACL: define { double, double } @TestLDC(double %x{{.*}}, double %x{{.*}})
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}
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typedef __builtin_va_list va_list;
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int TestGetVarInt(va_list ap) {
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return __builtin_va_arg(ap, int);
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// Since int can be passed in memory or register there are two branches.
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// CHECK: define i32 @TestGetVarInt(
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// CHECK: br label
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// CHECK: br label
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// CHECK: = phi
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// CHECK: ret i32
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}
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double TestGetVarDouble(va_list ap) {
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return __builtin_va_arg(ap, double);
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// Since double can be passed in memory or register there are two branches.
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// CHECK: define double @TestGetVarDouble(
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// CHECK: br label
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// CHECK: br label
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// CHECK: = phi
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// CHECK: ret double
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}
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long double TestGetVarLD(va_list ap) {
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return __builtin_va_arg(ap, long double);
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// fp128 and double can be passed in memory or in register, but x86_fp80 is in
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// memory.
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// ANDROID: define fp128 @TestGetVarLD(
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// GNU: define x86_fp80 @TestGetVarLD(
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// NACL: define double @TestGetVarLD(
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// ANDROID: br label
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// ANDROID: br label
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// NACL: br
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// ANDROID: = phi
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// GNU-NOT: br
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// GNU-NOT: = phi
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// NACL: = phi
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// ANDROID: ret fp128
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// GNU: ret x86_fp80
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}
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long double _Complex TestGetVarLDC(va_list ap) {
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return __builtin_va_arg(ap, long double _Complex);
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// Pair of fp128 or x86_fp80 are passed as struct in memory.
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// ANDROID: define void @TestGetVarLDC({ fp128, fp128 }* {{.*}}, %struct.__va_list_tag*
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// GNU: define { x86_fp80, x86_fp80 } @TestGetVarLDC(
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// Pair of double can go in SSE registers or memory
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// NACL: define { double, double } @TestGetVarLDC(
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// ANDROID-NOT: br
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// GNU-NOT: br
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// NACL: br
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// ANDROID-NOT: phi
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// GNU-NOT: phi
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// NACL: phi
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// ANDROID: ret void
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// GNU: ret { x86_fp80, x86_fp80 }
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// NACL: ret { double, double }
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}
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void TestVarArg(const char *s, ...);
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void TestPassVarInt(int x) {
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TestVarArg("A", x);
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// CHECK: define void @TestPassVarInt(i32 %x)
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// CHECK: call {{.*}} @TestVarArg(i8* {{.*}}, i32 %x)
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}
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void TestPassVarFloat(float x) {
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TestVarArg("A", x);
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// CHECK: define void @TestPassVarFloat(float %x)
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// CHECK: call {{.*}} @TestVarArg(i8* {{.*}}, double %
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}
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void TestPassVarDouble(double x) {
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TestVarArg("A", x);
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// CHECK: define void @TestPassVarDouble(double %x)
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// CHECK: call {{.*}} @TestVarArg(i8* {{.*}}, double %x
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}
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void TestPassVarLD(long double x) {
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TestVarArg("A", x);
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// ANDROID: define void @TestPassVarLD(fp128 %x)
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// ANDROID: call {{.*}} @TestVarArg(i8* {{.*}}, fp128 %x
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// GNU: define void @TestPassVarLD(x86_fp80 %x)
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// GNU: call {{.*}} @TestVarArg(i8* {{.*}}, x86_fp80 %x
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// NACL: define void @TestPassVarLD(double %x)
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// NACL: call {{.*}} @TestVarArg(i8* {{.*}}, double %x
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}
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void TestPassVarLDC(long double _Complex x) {
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TestVarArg("A", x);
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// ANDROID: define void @TestPassVarLDC({ fp128, fp128 }* {{.*}} %x)
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// ANDROID: store fp128 %{{.*}}, fp128* %
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// ANDROID-NEXT: store fp128 %{{.*}}, fp128* %
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// ANDROID-NEXT: call {{.*}} @TestVarArg(i8* {{.*}}, { fp128, fp128 }* {{.*}} %
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// GNU: define void @TestPassVarLDC({ x86_fp80, x86_fp80 }* {{.*}} %x)
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// GNU: store x86_fp80 %{{.*}}, x86_fp80* %
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// GNU-NEXT: store x86_fp80 %{{.*}}, x86_fp80* %
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// GNU-NEXT: call {{.*}} @TestVarArg(i8* {{.*}}, { x86_fp80, x86_fp80 }* {{.*}} %
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// NACL: define void @TestPassVarLDC(double %x{{.*}}, double %x{{.*}})
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// NACL: call {{.*}} @TestVarArg(i8* {{.*}}, double %x{{.*}}, double %x{{.*}})
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}
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