ir/tests/llvm/add_ov_002.irt

23 lines
464 B
Plaintext

--TEST--
002: add_ov function
--ARGS--
--emit-llvm
--CODE--
{
uint32_t c = 2;
l_1 = START(l_2);
uint32_t x = PARAM(l_1, "x", 1);
uint32_t ret = ADD_OV(x, c);
bool ov = OVERFLOW(ret);
l_2 = RETURN(l_1, ov);
}
--EXPECT--
define i1 @test(i32 %d2)
{
%t3 = call {i32, i1} @llvm.uadd.with.overflow.i32(i32 %d2, i32 2)
%d3 = extractvalue {i32, i1} %t3, 0
%d4 = extractvalue {i32, i1} %t3, 1
ret i1 %d4
}
declare {i32, i1} @llvm.uadd.with.overflow.i32(i32, i32)