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Fix integer overflows 

From-SVN: r3446
This commit is contained in:
Michael Meissner 1993-02-09 17:06:09 +00:00
parent ac889e46a9
commit b5e9dd0342
1 changed files with 5 additions and 3 deletions
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8
gcc/config/mips/mips.c
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@ -4398,6 +4398,8 @@ mips_expand_prologue ()
/* Do any necessary cleanup after a function to restore stack, frame, and regs. */
#define RA_MASK ((long) 0x80000000) /* 1 << 31 */
void
function_epilogue (file, size)
FILE *file;
@ -4505,7 +4507,7 @@ function_epilogue (file, size)
save_restore_insns (FALSE, tmp_rtx, tsize, file);
load_only_r31 = (current_frame_info.mask == (1 << 31)
load_only_r31 = (current_frame_info.mask == RA_MASK
&& current_frame_info.fmask == 0);
if (noreorder)
@ -4597,7 +4599,7 @@ function_epilogue (file, size)
"%-20s fp=%c leaf=%c alloca=%c setjmp=%c stack=%4ld arg=%3ld reg=%2d/%d delay=%3d/%3dL %3d/%3dJ refs=%3d/%3d/%3d",
name,
(frame_pointer_needed) ? 'y' : 'n',
((current_frame_info.mask & (1 << 31)) != 0) ? 'n' : 'y',
((current_frame_info.mask & RA_MASK) != 0) ? 'n' : 'y',
(current_function_calls_alloca) ? 'y' : 'n',
(current_function_calls_setjmp) ? 'y' : 'n',
(long)current_frame_info.total_size,
@ -4689,7 +4691,7 @@ mips_epilogue_delay_slots ()
if (current_frame_info.total_size == 0)
return 1;
if (current_frame_info.mask == (1 << 31) && current_frame_info.fmask == 0)
if (current_frame_info.mask == RA_MASK && current_frame_info.fmask == 0)
return 1;
return 0;