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Merge pull request #165 from davidgiven/dtrg-b164

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i80: fix bad code in inl using faddrn
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David Given 2019-02-14 23:29:41 +01:00 • committed by GitHub
commit 0694cf34b0
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2 changed files with 19 additions and 3 deletions
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6
mach/i80/ncg/table
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@ -954,7 +954,7 @@ pat inc
inx %1 inx %1
yields %1 yields %1
pat inl ($1>0) && ($1<STACKHELPERS) pat inl ($1>0) && ($1<=STACKHELPERS)
uses hlreg uses hlreg
gen gen
Call {plabel, ".faddr", $1} Call {plabel, ".faddr", $1}
@ -964,10 +964,10 @@ pat inl ($1>0) && ($1<STACKHELPERS)
inr {m} inr {m}
1: 1:
pat inl ($1<0) && ($1<0-STACKHELPERS) pat inl ($1<0) && ($1>=0-STACKHELPERS)
uses hlreg uses hlreg
gen gen
Call {plabel, ".faddrn", $1} Call {plabel, ".faddrn", 0-$1}
inr {m} inr {m}
jnz {label,1f} jnz {label,1f}
inx hl inx hl

16
tests/plat/bugs/bug-164-faddrn_c.c Normal file
View file

@ -0,0 +1,16 @@
#include <stdio.h>
#include "test.h"
int doit(void)
{
char buf[128];
int i;
i++;
}
int main(int argc, char *argv[])
{
doit();
finished();
return 0;
}