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opth-gen.awk: Use unsigned shifts for bit masks.

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2016-11-07  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	* opth-gen.awk: Use unsigned shifts for bit masks.  Allow all bits
	to be used.  Add brackets around macro argument.

From-SVN: r242803
This commit is contained in:
Bernd Edlinger 2016-11-23 21:53:12 +00:00 committed by Jeff Law
parent 91c9fb42c0
commit d5c45ad752
2 changed files with 11 additions and 6 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
* opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
to be used. Add brackets around macro argument.
2016-11-23 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.

12
gcc/opth-gen.awk
View File

@ -350,11 +350,11 @@ for (i = 0; i < n_opts; i++) {
mask_bits[name] = 1
vname = var_name(flags[i])
mask = "MASK_"
mask_1 = "1"
mask_1 = "1U"
if (vname != "") {
mask = "OPTION_MASK_"
if (host_wide_int[vname] == "yes")
mask_1 = "HOST_WIDE_INT_1"
mask_1 = "HOST_WIDE_INT_1U"
} else
extra_mask_bits[name] = 1
print "#define " mask name " (" mask_1 " << " masknum[vname]++ ")"
@ -362,16 +362,16 @@ for (i = 0; i < n_opts; i++) {
}
for (i = 0; i < n_extra_masks; i++) {
if (extra_mask_bits[extra_masks[i]] == 0)
print "#define MASK_" extra_masks[i] " (1 << " masknum[""]++ ")"
print "#define MASK_" extra_masks[i] " (1U << " masknum[""]++ ")"
}
for (var in masknum) {
if (var != "" && host_wide_int[var] == "yes") {
print" #if defined(HOST_BITS_PER_WIDE_INT) && " masknum[var] " >= HOST_BITS_PER_WIDE_INT"
print "#if defined(HOST_BITS_PER_WIDE_INT) && " masknum[var] " > HOST_BITS_PER_WIDE_INT"
print "#error too many masks for " var
print "#endif"
}
else if (masknum[var] > 31) {
else if (masknum[var] > 32) {
if (var == "")
print "#error too many target masks"
else
@ -401,7 +401,7 @@ for (i = 0; i < n_opts; i++) {
print "#define TARGET_" name \
" ((" vname " & " mask name ") != 0)"
print "#define TARGET_" name "_P(" vname ")" \
" ((" vname " & " mask name ") != 0)"
" (((" vname ") & " mask name ") != 0)"
}
}
for (i = 0; i < n_extra_masks; i++) {