mirrors/qemu
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

target-alpha: Convert gen_zap/not to source/sink

Browse Source 
Signed-off-by: Richard Henderson <rth@twiddle.net>
This commit is contained in:
Richard Henderson 2014-03-19 11:45:54 -07:00
parent 5e5863ecf1
commit b144be9e06
1 changed files with 11 additions and 30 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

41
target-alpha/translate.c
View File

@ -1169,38 +1169,11 @@ static void gen_zapnoti(TCGv dest, TCGv src, uint8_t lit)
tcg_gen_mov_i64(dest, src);
break;
default:
tcg_gen_andi_i64 (dest, src, zapnot_mask (lit));
tcg_gen_andi_i64(dest, src, zapnot_mask(lit));
break;
}
}
static inline void gen_zapnot(int ra, int rb, int rc, int islit, uint8_t lit)
{
if (unlikely(rc == 31)) {
return;
} else if (unlikely(ra == 31)) {
tcg_gen_movi_i64(cpu_ir[rc], 0);
} else if (islit) {
gen_zapnoti(cpu_ir[rc], cpu_ir[ra], lit);
} else {
gen_helper_zapnot (cpu_ir[rc], cpu_ir[ra], cpu_ir[rb]);
}
}
static inline void gen_zap(int ra, int rb, int rc, int islit, uint8_t lit)
{
if (unlikely(rc == 31)) {
return;
} else if (unlikely(ra == 31)) {
tcg_gen_movi_i64(cpu_ir[rc], 0);
} else if (islit) {
gen_zapnoti(cpu_ir[rc], cpu_ir[ra], ~lit);
} else {
gen_helper_zap (cpu_ir[rc], cpu_ir[ra], cpu_ir[rb]);
}
}
/* EXTWH, EXTLH, EXTQH */
static void gen_ext_h(DisasContext *ctx, TCGv vc, TCGv va, int rb, bool islit,
uint8_t lit, uint8_t byte_mask)
@ -2111,11 +2084,19 @@ static ExitStatus translate_one(DisasContext *ctx, uint32_t insn)
break;
case 0x30:
/* ZAP */
gen_zap(ra, rb, rc, islit, lit);
if (islit) {
gen_zapnoti(vc, va, ~lit);
} else {
gen_helper_zap(vc, va, load_gpr(ctx, rb));
}
break;
case 0x31:
/* ZAPNOT */
gen_zapnot(ra, rb, rc, islit, lit);
if (islit) {
gen_zapnoti(vc, va, lit);
} else {
gen_helper_zapnot(vc, va, load_gpr(ctx, rb));
}
break;
case 0x32:
/* MSKQL */