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authorH. Peter Anvin <hpa@zytor.com>2002-04-30 21:02:01 +0000
committerH. Peter Anvin <hpa@zytor.com>2002-04-30 21:02:01 +0000
commit788e6c10e175ab4b3e67feefbffe570619ae2330 (patch)
treefdbac44f81f28b729e74ce8a8379b5211f2d6f95 /nasm.c
parent4cf1748e6829f80be251b8d7d274738009f934cf (diff)
downloadnasm-788e6c10e175ab4b3e67feefbffe570619ae2330.tar.gz
NASM 0.98.12nasm-0.98.12
Diffstat (limited to 'nasm.c')
-rw-r--r--nasm.c27
1 files changed, 16 insertions, 11 deletions
diff --git a/nasm.c b/nasm.c
index c3575cdf..20485d8f 100644
--- a/nasm.c
+++ b/nasm.c
@@ -51,7 +51,7 @@ static struct ofmt *ofmt = NULL;
static FILE *error_file; /* Where to write error messages */
static FILE *ofile = NULL;
-int optimizing = 0; /* number of optimization passes to take */
+int optimizing = -1; /* number of optimization passes to take */
static int sb, cmd_sb = 16; /* by default */
static unsigned long cmd_cpu = IF_PLEVEL; /* highest level by default */
static unsigned long cpu = IF_PLEVEL; /* passed to insn_size & assemble.c */
@@ -386,11 +386,14 @@ static int process_arg (char *p, char *q)
else
ofmt->current_dfmt = ofmt->debug_formats[0];
} else if (p[1]=='O') { /* Optimization level */
+ int opt;
if (!isdigit(*param)) report_error(ERR_FATAL,
"command line optimization level must be 0..3 or <nn>");
- optimizing = atoi(param);
- if (optimizing <= 0) optimizing = 0;
- else if (optimizing <= 3) optimizing *= 5; /* 5 passes for each level */
+ opt = atoi(param);
+ if (opt<=0) optimizing = -1; /* 0.98 behaviour */
+ else if (opt==1) optimizing = 0; /* Two passes, 0.98.09 behavior */
+ else if (opt<=3) optimizing = opt*5; /* Multiple passes */
+ else optimizing = opt; /* Multiple passes */
} else if (p[1]=='P' || p[1]=='p') { /* pre-include */
pp_pre_include (param);
} else if (p[1]=='D' || p[1]=='d') { /* pre-define */
@@ -754,8 +757,8 @@ static void assemble_file (char *fname)
report_error(ERR_FATAL, "command line: "
"32-bit segment size requires a higher cpu");
- pass_max = optimizing + 2; /* passes 1, optimizing, then 2 */
- pass0 = !optimizing; /* start at 1 if not optimizing */
+ pass_max = (optimizing>0 ? optimizing : 0) + 2; /* passes 1, optimizing, then 2 */
+ pass0 = !(optimizing>0); /* start at 1 if not optimizing */
for (pass = 1; pass <= pass_max && pass0 <= 2; pass++) {
int pass1, pass2;
ldfunc def_label;
@@ -1027,11 +1030,11 @@ static void assemble_file (char *fname)
report_error, evaluate,
def_label);
- if (!optimizing && pass == 2) {
+ if (!(optimizing>0) && pass == 2) {
if (forwref != NULL && globallineno == forwref->lineno) {
output_ins.forw_ref = TRUE;
do {
- output_ins.oprs[forwref->operand].opflags|= OPFLAG_FORWARD;
+ output_ins.oprs[forwref->operand].opflags |= OPFLAG_FORWARD;
forwref = saa_rstruct (forwrefs);
} while (forwref != NULL && forwref->lineno == globallineno);
} else
@@ -1039,7 +1042,7 @@ static void assemble_file (char *fname)
}
- if (!optimizing && output_ins.forw_ref)
+ if (!(optimizing>0) && output_ins.forw_ref)
{
if (pass == 1) {
for(i = 0; i < output_ins.operands; i++)
@@ -1251,13 +1254,13 @@ static void assemble_file (char *fname)
if (pass>1 && !global_offset_changed) {
pass0++;
if (pass0==2) pass = pass_max - 1;
- } else if (!optimizing) pass0++;
+ } else if (!(optimizing>0)) pass0++;
} /* for (pass=1; pass<=2; pass++) */
nasmlist.cleanup();
#if 1
- if (optimizing && using_debug_info) /* -On and -g switches */
+ if (optimizing>0 && using_debug_info) /* -On and -g switches */
fprintf(error_file,
"info:: assembly required 1+%d+1 passes\n", pass_cnt-2);
#endif
@@ -1511,6 +1514,8 @@ static unsigned long get_cpu (char *value)
!nasm_stricmp(value, "p2") ) return IF_P6;
if (!nasm_stricmp(value, "p3") ||
!nasm_stricmp(value, "katmai") ) return IF_KATMAI;
+ if (!nasm_stricmp(value, "p4") || /* is this right? -- jrc */
+ !nasm_stricmp(value, "willamette") ) return IF_WILLAMETTE;
report_error (pass0<2 ? ERR_NONFATAL : ERR_FATAL, "unknown 'cpu' type");