forked from OSchip/llvm-project
104 lines
3.4 KiB
C
104 lines
3.4 KiB
C
// RUN: %clang_cc1 -DD128 -triple x86_64-apple-darwin -fextend-arguments=64 \
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// RUN: %s -emit-llvm -o - | FileCheck %s -check-prefix=CHECKEXT
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// When the option isn't selected, no effect
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// RUN: %clang_cc1 -DD128 -triple x86_64-apple-darwin \
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// RUN: %s -emit-llvm -o - | FileCheck %s \
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// RUN: --implicit-check-not "ext {{.*}}to i64"
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// The option isn't supported on x86, no effect
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// RUN: %clang_cc1 -triple i386-pc-linux-gnu -fextend-arguments=64 \
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// RUN: %s -emit-llvm -o - | FileCheck %s \
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// RUN: --implicit-check-not "ext {{.*}}to i64"
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// The option isn't supported on ppc, no effect
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// RUN: %clang_cc1 -triple ppc64le -fextend-arguments=64 \
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// RUN: %s -emit-llvm -o - | FileCheck %s \
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// RUN: --implicit-check-not "ext {{.*}}to i64"
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int vararg(int, ...);
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void knr();
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unsigned int u32;
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int s32;
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unsigned short u16;
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short s16;
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unsigned char u8;
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signed char s8;
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long long ll;
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_ExtInt(23) ei23;
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float ff;
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double dd;
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#ifdef D128
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__int128 i128;
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#endif
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int test() {
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// CHECK: define{{.*}} i32 @test{{.*}}
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// CHECKEXT: [[TAG_u32:%.*]] = load i32, i32* @u32{{.*}}
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// CHECKEXT: [[CONV_u32:%.*]] = zext i32 [[TAG_u32]] to i64
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// CHECKEXT: [[TAG_s32:%.*]] = load i32, i32* @s32
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// CHECKEXT: [[CONV_s32:%.*]] = sext i32 [[TAG_s32]] to i64
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// CHECKEXT: [[TAG_u16:%.*]] = load i16, i16* @u16
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// CHECKEXT: [[CONV_u16:%.*]] = zext i16 [[TAG_u16]] to i64
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// CHECKEXT: [[TAG_s16:%.*]] = load i16, i16* @s16
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// CHECKEXT: [[CONV_s16:%.*]] = sext i16 [[TAG_s16]] to i64
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// CHECKEXT: [[TAG_u8:%.*]] = load i8, i8* @u8
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// CHECKEXT: [[CONV_u8:%.*]] = zext i8 [[TAG_u8]] to i64
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// CHECKEXT: [[TAG_s8:%.*]] = load i8, i8* @s8
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// CHECKEXT: [[CONV_s8:%.*]] = sext i8 [[TAG_s8]] to i64
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// CHECKEXT: call{{.*}} @vararg(i32 %0, i64 [[CONV_u32]], i64 [[CONV_s32]], i64 [[CONV_u16]], i64 [[CONV_s16]], i64 [[CONV_u8]], i64 [[CONV_s8]]
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int sum = 0;
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sum = vararg(sum, u32, s32, u16, s16, u8, s8);
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knr(ll);
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// CHECKEXT: load i64, i64* @ll
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// CHECKEXT-NEXT: call void (i64, ...) bitcast {{.*}} @knr
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knr(ei23);
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// CHECKEXT: load i23, i23* @ei23
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// CHECKEXT-NEXT: call void (i23, ...) bitcast{{.*}} @knr
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knr(ff);
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// CHECKEXT: load float
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// CHECKEXT-NEXT: fpext float {{.*}} to double
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// CHECKEXT-NEXT: call{{.*}} void (double, ...) bitcast{{.*}} @knr
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knr(dd);
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// CHECKEXT: load double
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// CHECKEXT-NEXT: call{{.*}} void (double, ...) bitcast{{.*}} @knr
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#ifdef D128
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knr(i128);
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// CHECKEXT: load i128
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// CHECKEXT: call{{.*}} void (i64, i64, ...) bitcast{{.*}} @knr
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#endif
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knr(u32, s32, u16, s16, u8, s8);
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// CHECKEXT: [[TAg_u32:%.*]] = load i32, i32* @u32{{.*}}
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// CHECKEXT: [[CONv_u32:%.*]] = zext i32 [[TAg_u32]] to i64
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// CHECKEXT: [[TAg_s32:%.*]] = load i32, i32* @s32
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// CHECKEXT: [[CONv_s32:%.*]] = sext i32 [[TAg_s32]] to i64
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// CHECKEXT: [[TAg_u16:%.*]] = load i16, i16* @u16
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// CHECKEXT: [[CONv_u16:%.*]] = zext i16 [[TAg_u16]] to i64
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// CHECKEXT: [[TAg_s16:%.*]] = load i16, i16* @s16
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// CHECKEXT: [[CONv_s16:%.*]] = sext i16 [[TAg_s16]] to i64
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// CHECKEXT: [[TAg_u8:%.*]] = load i8, i8* @u8
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// CHECKEXT: [[CONv_u8:%.*]] = zext i8 [[TAg_u8]] to i64
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// CHECKEXT: [[TAg_s8:%.*]] = load i8, i8* @s8
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// CHECKEXT: [[CONv_s8:%.*]] = sext i8 [[TAg_s8]] to i64
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// CHECKEXT: call{{.*}} void (i64, i64, i64, i64, i64, i64, ...) bitcast{{.*}} @knr
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return sum;
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}
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