2022-04-21 23:11:34 +02:00
|
|
|
--TEST--
|
|
|
|
|
Combo 001
|
2022-05-25 16:38:22 +02:00
|
|
|
--TARGET--
|
|
|
|
|
x86_64
|
2022-04-21 23:11:34 +02:00
|
|
|
--ARGS--
|
|
|
|
|
-S
|
|
|
|
|
--CODE--
|
|
|
|
|
# Figure 3.9 from "Combining Analyses, Combining Optimization" by C.Click
|
|
|
|
|
#func test(bool): uint32_t
|
|
|
|
|
{
|
|
|
|
|
uintptr_t c_1 = 0;
|
|
|
|
|
bool c_2 = 0;
|
|
|
|
|
bool c_3 = 1;
|
|
|
|
|
int32_t i_1 = 1;
|
|
|
|
|
int32_t i_2 = 2;
|
2022-06-15 16:27:31 +02:00
|
|
|
ll_1 = START(ll_14);
|
2022-04-21 23:11:34 +02:00
|
|
|
bool cond = PARAM(ll_1, "cond", 0);
|
|
|
|
|
int32_t x_0 = COPY(i_1);
|
|
|
|
|
ll_2 = END(ll_1);
|
|
|
|
|
ll_3 = LOOP_BEGIN(ll_2, ll_12);
|
|
|
|
|
int32_t x_1 = PHI(ll_3, x_0, x_3);
|
|
|
|
|
bool b = NE(x_1, i_1);
|
|
|
|
|
ll_4 = IF(ll_3, b);
|
|
|
|
|
ll_5 = IF_TRUE(ll_4);
|
|
|
|
|
uint32_t x_2 = COPY(i_2);
|
|
|
|
|
ll_6 = END(ll_5);
|
|
|
|
|
ll_7 = IF_FALSE(ll_4);
|
|
|
|
|
ll_72 = END(ll_7);
|
|
|
|
|
ll_8 = MERGE(ll_6, ll_72);
|
|
|
|
|
uint32_t x_3 = PHI(ll_8, x_2, x_1);
|
|
|
|
|
ll_10 = IF(ll_8, cond);
|
|
|
|
|
ll_11 = IF_TRUE(ll_10);
|
|
|
|
|
ll_12 = LOOP_END(ll_11, ll_3);
|
|
|
|
|
ll_13 = IF_FALSE(ll_10);
|
2022-06-15 16:27:31 +02:00
|
|
|
ll_14 = RETURN(ll_13, x_3);
|
2022-04-21 23:11:34 +02:00
|
|
|
}
|
|
|
|
|
--EXPECT--
|
|
|
|
|
test:
|
|
|
|
|
.L1:
|
|
|
|
|
testb %dil, %dil
|
2022-05-23 23:43:35 +02:00
|
|
|
jne .L1
|
2022-04-21 23:11:34 +02:00
|
|
|
movl $1, %eax
|
|
|
|
|
retq
|
