Skip to content

R
riscv-gcc-1
Commit 35bcca7b by Richard Kenner
Options

(TARGET_SWITCHES): Add 68020-60. 

Mask out bits which indicate a particular processor when a different
processor is selected.
(MASK_68040_ALSO): Remove.
(MASK_68040): Change to be a single bit.

From-SVN: r14083
parent dcd13066
Showing with 19 additions and 12 deletions
gcc/config/m68k/m68k.h
...@@ -92,8 +92,7 @@ extern int target_flags; ...@@ -92,8 +92,7 @@ extern int target_flags;
of them must be emulated in software by the OS. When TARGET_68040 is of them must be emulated in software by the OS. When TARGET_68040 is
turned on, these instructions won't be used. This code will still turned on, these instructions won't be used. This code will still
run on a 68030 and 68881/2. */ run on a 68030 and 68881/2. */
#define MASK_68040_ALSO (256) #define MASK_68040 256
#define MASK_68040 (256|512)
#define TARGET_68040 (target_flags & MASK_68040) #define TARGET_68040 (target_flags & MASK_68040)
/* Use the 68040-only fp instructions (-m68040 or -m68060). */ /* Use the 68040-only fp instructions (-m68040 or -m68060). */
...@@ -101,7 +100,7 @@ extern int target_flags; ...@@ -101,7 +100,7 @@ extern int target_flags;
#define TARGET_68040_ONLY (target_flags & MASK_68040_ONLY) #define TARGET_68040_ONLY (target_flags & MASK_68040_ONLY)
/* Optimize for 68060, but still allow execution on 68020 /* Optimize for 68060, but still allow execution on 68020
(-m68060). (-m68020-60 or -m68060).
The 68060 will execute all 68030 and 68881/2 instructions, but some The 68060 will execute all 68030 and 68881/2 instructions, but some
of them must be emulated in software by the OS. When TARGET_68060 is of them must be emulated in software by the OS. When TARGET_68060 is
turned on, these instructions won't be used. This code will still turned on, these instructions won't be used. This code will still
...@@ -131,12 +130,14 @@ extern int target_flags; ...@@ -131,12 +130,14 @@ extern int target_flags;
An empty string NAME is used to identify the default VALUE. */ An empty string NAME is used to identify the default VALUE. */
#define TARGET_SWITCHES \ #define TARGET_SWITCHES \
{ { "68020", - (MASK_68060|MASK_68040)}, \ { { "68020", - (MASK_5200|MASK_68060|MASK_68040|MASK_68040_ONLY)}, \
{ "c68020", - (MASK_68060|MASK_68040)}, \ { "c68020", - (MASK_5200|MASK_68060|MASK_68040|MASK_68040_ONLY)}, \
{ "68020", (MASK_68020|MASK_BITFIELD)}, \ { "68020", (MASK_68020|MASK_BITFIELD)}, \
{ "c68020", (MASK_68020|MASK_BITFIELD)}, \ { "c68020", (MASK_68020|MASK_BITFIELD)}, \
{ "68000", - (MASK_68060|MASK_68040|MASK_68020|MASK_BITFIELD)}, \ { "68000", - (MASK_5200|MASK_68060|MASK_68040|MASK_68040_ONLY \
{ "c68000", - (MASK_68060|MASK_68040|MASK_68020|MASK_BITFIELD)}, \ |MASK_68020|MASK_BITFIELD)}, \
{ "c68000", - (MASK_5200|MASK_68060|MASK_68040|MASK_68040_ONLY \
|MASK_68020|MASK_BITFIELD)}, \
{ "bitfield", MASK_BITFIELD}, \ { "bitfield", MASK_BITFIELD}, \
{ "nobitfield", - MASK_BITFIELD}, \ { "nobitfield", - MASK_BITFIELD}, \
{ "rtd", MASK_RTD}, \ { "rtd", MASK_RTD}, \
...@@ -152,18 +153,24 @@ extern int target_flags; ...@@ -152,18 +153,24 @@ extern int target_flags;
{ "68881" - (MASK_FPA|MASK_SKY)}, \ { "68881" - (MASK_FPA|MASK_SKY)}, \
{ "68881", MASK_68881}, \ { "68881", MASK_68881}, \
{ "soft-float", - (MASK_FPA|MASK_SKY|MASK_68040_ONLY|MASK_68881)}, \ { "soft-float", - (MASK_FPA|MASK_SKY|MASK_68040_ONLY|MASK_68881)}, \
{ "68020-40", (MASK_BITFIELD|MASK_68881|MASK_68020|MASK_68040_ALSO)}, \ { "68020-40", -(MASK_5200|MASK_68060)}, \
{ "68030", - (MASK_68040|MASK_68060)}, \ { "68020-40", (MASK_BITFIELD|MASK_68881|MASK_68020|MASK_68040)}, \
{ "68020-60", -(MASK_5200|MASK_68040)}, \
{ "68020-60", (MASK_BITFIELD|MASK_68881|MASK_68020|MASK_68060)}, \
{ "68030", - (MASK_5200|MASK_68060|MASK_68040|MASK_68040_ONLY)}, \
{ "68030", (MASK_68020|MASK_BITFIELD)}, \ { "68030", (MASK_68020|MASK_BITFIELD)}, \
{ "68040", (MASK_68020|MASK_68881|MASK_BITFIELD|MASK_68040_ONLY)}, \ { "68040", - (MASK_5200|MASK_68060)}, \
{ "68040", (MASK_68020|MASK_68881|MASK_BITFIELD \
|MASK_68040_ONLY|MASK_68040)}, \
{ "68060", - (MASK_5200|MASK_68040)}, \
{ "68060", (MASK_68020|MASK_68881|MASK_BITFIELD \ { "68060", (MASK_68020|MASK_68881|MASK_BITFIELD \
|MASK_68040_ONLY|MASK_68060)}, \ |MASK_68040_ONLY|MASK_68060)}, \
{ "5200", - (MASK_68060|MASK_68040|MASK_68020|MASK_BITFIELD|MASK_68881)}, \ { "5200", - (MASK_68060|MASK_68040|MASK_68020|MASK_BITFIELD|MASK_68881)}, \
{ "5200", (MASK_5200)}, \ { "5200", (MASK_5200)}, \
{ "68851", 0}, \ { "68851", 0}, \
{ "no-68851", 0}, \ { "no-68851", 0}, \
{ "68302", - (MASK_68060|MASK_68040|MASK_68020|MASK_BITFIELD)}, \ { "68302", - (MASK_5200|MASK_68060|MASK_68040|MASK_68020|MASK_BITFIELD)}, \
{ "68332", - (MASK_68060|MASK_68040|MASK_BITFIELD)}, \ { "68332", - (MASK_5200|MASK_68060|MASK_68040|MASK_BITFIELD)}, \
{ "68332", MASK_68020}, \ { "68332", MASK_68020}, \
{ "align-int", MASK_ALIGN_INT }, \ { "align-int", MASK_ALIGN_INT }, \
{ "no-align-int", -MASK_ALIGN_INT }, \ { "no-align-int", -MASK_ALIGN_INT }, \
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment