62 lines
1.4 KiB
C
62 lines
1.4 KiB
C
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// RUN: %clang_cc1 -triple le32-unknown-nacl %s -emit-llvm -o - | FileCheck %s
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// Basic argument/attribute tests for le32/PNaCl
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// CHECK-LABEL: define void @f0(i32 %i, i32 %j, double %k)
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void f0(int i, long j, double k) {}
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typedef struct {
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int aa;
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int bb;
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} s1;
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// Structs should be passed byval and not split up
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// CHECK-LABEL: define void @f1(%struct.s1* byval %i)
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void f1(s1 i) {}
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typedef struct {
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int cc;
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} s2;
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// Structs should be returned sret and not simplified by the frontend
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// CHECK-LABEL: define void @f2(%struct.s2* noalias sret %agg.result)
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s2 f2() {
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s2 foo;
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return foo;
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}
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// CHECK-LABEL: define void @f3(i64 %i)
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void f3(long long i) {}
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// i8/i16 should be signext, i32 and higher should not
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// CHECK-LABEL: define void @f4(i8 signext %a, i16 signext %b)
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void f4(char a, short b) {}
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// CHECK-LABEL: define void @f5(i8 zeroext %a, i16 zeroext %b)
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void f5(unsigned char a, unsigned short b) {}
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enum my_enum {
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ENUM1,
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ENUM2,
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ENUM3,
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};
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// Enums should be treated as the underlying i32
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// CHECK-LABEL: define void @f6(i32 %a)
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void f6(enum my_enum a) {}
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union simple_union {
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int a;
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char b;
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};
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// Unions should be passed as byval structs
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// CHECK-LABEL: define void @f7(%union.simple_union* byval %s)
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void f7(union simple_union s) {}
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typedef struct {
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int b4 : 4;
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int b3 : 3;
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int b8 : 8;
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} bitfield1;
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// Bitfields should be passed as byval structs
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// CHECK-LABEL: define void @f8(%struct.bitfield1* byval %bf1)
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void f8(bitfield1 bf1) {}
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