mirror of
https://github.com/danog/ir.git
synced 2024-11-27 04:45:38 +01:00
79 lines
1.5 KiB
Plaintext
79 lines
1.5 KiB
Plaintext
--TEST--
|
|
021: Translation out of SSA (Figure 7 from "Translating Out of Static Single Assignment Form" by Sreedhar)
|
|
--ARGS--
|
|
--save --dump-live-ranges --dump-cfg
|
|
--CODE--
|
|
{
|
|
uintptr_t c_1 = 0;
|
|
bool c_2 = 0;
|
|
bool c_3 = 1;
|
|
int32_t c_4 = 1;
|
|
l_1 = START(l_11);
|
|
int32_t d_2 = PARAM(l_1, "x", 0);
|
|
l_3 = END(l_1);
|
|
l_4 = LOOP_BEGIN(l_3, l_9);
|
|
int32_t d_5 = PHI(l_4, d_2, d_6);
|
|
int32_t d_6 = ADD(d_5, c_4);
|
|
l_7 = IF(l_4, d_6);
|
|
l_8 = IF_TRUE(l_7);
|
|
l_9 = LOOP_END(l_8, l_4);
|
|
l_10 = IF_FALSE(l_7);
|
|
l_11 = RETURN(l_10, d_5);
|
|
}
|
|
--EXPECT--
|
|
{
|
|
uintptr_t c_1 = 0;
|
|
bool c_2 = 0;
|
|
bool c_3 = 1;
|
|
int32_t c_4 = 1;
|
|
l_1 = START(l_11);
|
|
int32_t d_2 = PARAM(l_1, "x", 0);
|
|
l_3 = END(l_1);
|
|
l_4 = LOOP_BEGIN(l_3, l_9);
|
|
int32_t d_5 = PHI(l_4, d_2, d_6);
|
|
int32_t d_6 = ADD(d_5, c_4);
|
|
l_7 = IF(l_4, d_6);
|
|
l_8 = IF_TRUE(l_7);
|
|
l_9 = LOOP_END(l_8, l_4);
|
|
l_10 = IF_FALSE(l_7);
|
|
l_11 = RETURN(l_10, d_5);
|
|
}
|
|
{ # CFG
|
|
BB1:
|
|
start=1
|
|
end=3
|
|
successors(1) [BB2]
|
|
dom_depth=0
|
|
dom_children [BB2]
|
|
BB2:
|
|
start=4
|
|
end=7
|
|
successors(2) [BB3, BB4]
|
|
predecessors(2) [BB1, BB3]
|
|
dom_parent=BB1
|
|
dom_depth=1
|
|
dom_children [BB3, BB4]
|
|
LOOP_HEADER
|
|
loop_depth=1
|
|
BB3:
|
|
start=8
|
|
end=9
|
|
successors(1) [BB2]
|
|
predecessors(1) [BB2]
|
|
dom_parent=BB2
|
|
dom_depth=2
|
|
loop_header=BB2
|
|
loop_depth=1
|
|
mov R2 -> R1
|
|
BB4:
|
|
start=10
|
|
end=11
|
|
predecessors(1) [BB2]
|
|
dom_parent=BB2
|
|
dom_depth=2
|
|
}
|
|
{ # LIVE-RANGES (vregs_count=2)
|
|
R1 (d_2, d_5): [2.2-8.0), [10.0-11.1), DEF(2.2), PHI_USE(3.2, phi=d_5/2), DEF(5.2), USE(6.1/1), USE(11.1/2)
|
|
R2 (d_6): [6.2-10.0), DEF(6.2), USE(7.1/2), PHI_USE(9.2, phi=d_5/3)
|
|
}
|