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m68k: is_mem is useless

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Remove is_mem as it is never tested anymore since:

commit bfa50bc2638d877cf2900712b7503be22e8811cb

Backports commit 805167adcb900fa7b2b114d639c418f5313d0b42 from qemu
This commit is contained in:
Laurent Vivier 2018-02-13 22:39:04 -05:00 committed by Lioncash
parent fd2ac3058f
commit 12cb26ab6c
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GPG key ID: 4E3C3CC1031BA9C7
1 changed files with 0 additions and 7 deletions
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7
qemu/target-m68k/translate.c
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@ -115,7 +115,6 @@ typedef struct DisasContext {
uint32_t fpcr; uint32_t fpcr;
struct TranslationBlock *tb; struct TranslationBlock *tb;
int singlestep_enabled; int singlestep_enabled;
int is_mem;
TCGv_i64 mactmp; TCGv_i64 mactmp;
int done_mac; int done_mac;
@ -164,7 +163,6 @@ static inline TCGv gen_load(DisasContext * s, int opsize, TCGv addr, int sign)
TCGContext *tcg_ctx = s->uc->tcg_ctx; TCGContext *tcg_ctx = s->uc->tcg_ctx;
TCGv tmp; TCGv tmp;
int index = IS_USER(s); int index = IS_USER(s);
s->is_mem = 1;
tmp = tcg_temp_new_i32(tcg_ctx); tmp = tcg_temp_new_i32(tcg_ctx);
switch(opsize) { switch(opsize) {
case OS_BYTE: case OS_BYTE:
@ -194,7 +192,6 @@ static inline TCGv_i64 gen_load64(DisasContext * s, TCGv addr)
TCGContext *tcg_ctx = s->uc->tcg_ctx; TCGContext *tcg_ctx = s->uc->tcg_ctx;
TCGv_i64 tmp; TCGv_i64 tmp;
int index = IS_USER(s); int index = IS_USER(s);
s->is_mem = 1;
tmp = tcg_temp_new_i64(tcg_ctx); tmp = tcg_temp_new_i64(tcg_ctx);
tcg_gen_qemu_ldf64(s->uc, tmp, addr, index); tcg_gen_qemu_ldf64(s->uc, tmp, addr, index);
return tmp; return tmp;
@ -204,7 +201,6 @@ static inline TCGv_i64 gen_load64(DisasContext * s, TCGv addr)
static inline void gen_store(DisasContext *s, int opsize, TCGv addr, TCGv val) static inline void gen_store(DisasContext *s, int opsize, TCGv addr, TCGv val)
{ {
int index = IS_USER(s); int index = IS_USER(s);
s->is_mem = 1;
switch(opsize) { switch(opsize) {
case OS_BYTE: case OS_BYTE:
tcg_gen_qemu_st8(s->uc, val, addr, index); tcg_gen_qemu_st8(s->uc, val, addr, index);
@ -224,7 +220,6 @@ static inline void gen_store(DisasContext *s, int opsize, TCGv addr, TCGv val)
static inline void gen_store64(DisasContext *s, TCGv addr, TCGv_i64 val) static inline void gen_store64(DisasContext *s, TCGv addr, TCGv_i64 val)
{ {
int index = IS_USER(s); int index = IS_USER(s);
s->is_mem = 1;
tcg_gen_qemu_stf64(s->uc, val, addr, index); tcg_gen_qemu_stf64(s->uc, val, addr, index);
} }
@ -2291,7 +2286,6 @@ DISAS_INSN(fpu)
mask = 0x80; mask = 0x80;
for (i = 0; i < 8; i++) { for (i = 0; i < 8; i++) {
if (ext & mask) { if (ext & mask) {
s->is_mem = 1;
dest = FREG(i, 0); dest = FREG(i, 0);
if (ext & (1 << 13)) { if (ext & (1 << 13)) {
/* store */ /* store */
@ -3090,7 +3084,6 @@ gen_intermediate_code_internal(M68kCPU *cpu, TranslationBlock *tb,
dc->singlestep_enabled = cs->singlestep_enabled; dc->singlestep_enabled = cs->singlestep_enabled;
dc->fpcr = env->fpcr; dc->fpcr = env->fpcr;
dc->user = (env->sr & SR_S) == 0; dc->user = (env->sr & SR_S) == 0;
dc->is_mem = 0;
dc->done_mac = 0; dc->done_mac = 0;
lj = -1; lj = -1;
num_insns = 0; num_insns = 0;