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Add test for PC-style labels.

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These are labels which are given a numeric value. For example, the
following code would generate PC labels 0 to 4:

for (int i = 0; i < 5; i++) {
  |=>i:
}
This commit is contained in:
Michael Munday 2016-12-06 15:31:07 -05:00
parent cdfb632a4f
commit 155577093a
1 changed files with 19 additions and 1 deletions
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20
dynasm/Examples/test_z_inst.c
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@ -202,6 +202,23 @@ static void save(dasm_State *state)
| br r14 | br r14
} }
static void pc(dasm_State *state) {
dasm_State **Dst = &state;
int MAX = 10;
dasm_growpc(Dst, MAX+1);
| j =>MAX
for (int i = 0; i <= MAX; i++) {
|=>i:
if (i == 0) {
| br r14
} else {
| aghi r2, i
| j =>i-1
}
}
}
typedef struct { typedef struct {
int64_t arg1; int64_t arg1;
int64_t arg2; int64_t arg2;
@ -222,7 +239,8 @@ test_table test[] = {
{ 2, 0, add_imm32, 16, "imm32"}, { 2, 0, add_imm32, 16, "imm32"},
{ 7, 3, save, 480, "save"}, { 7, 3, save, 480, "save"},
{ 7, 3, labmul, 21, "labmul0"}, { 7, 3, labmul, 21, "labmul0"},
{ 7, 0, labmul, 0, "labmul1"} { 7, 0, labmul, 0, "labmul1"},
{ 0, 0, pc, 55, "pc"}
}; };
static void *jitcode(dasm_State **state, size_t *size) static void *jitcode(dasm_State **state, size_t *size)