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Fixed some bad mcg ir code generation: only nodes which have been appendir'd

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may be used multiple times.
This commit is contained in:
David Given 2018-09-18 23:32:53 +02:00
parent 692caa2b0a
commit 52ee317878
1 changed files with 3 additions and 0 deletions
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3
mach/proto/mcg/treebuilder.c
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@ -85,6 +85,8 @@ static struct ir* pop(int size)
} }
else if ((size == EM_wordsize) && (ir->size == (EM_wordsize*2))) else if ((size == EM_wordsize) && (ir->size == (EM_wordsize*2)))
{ {
appendir(ir);
/* Tried to read an int, but we got a long. */ /* Tried to read an int, but we got a long. */
push( push(
new_ir1( new_ir1(
@ -553,6 +555,7 @@ static void insn_simple(int opcode)
{ {
struct ir* label = new_labelir(".trppc"); struct ir* label = new_labelir(".trppc");
struct ir* value = pop(EM_pointersize); struct ir* value = pop(EM_pointersize);
appendir(label); /* because we need to use label twice */
push( push(
load( load(
EM_pointersize, EM_pointersize,