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[PATCH 5/5] target/mips: Replace TARGET_WORDS_BIGENDIAN by cpu_is_bigend
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From: |
Philippe Mathieu-Daudé |
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Subject: |
[PATCH 5/5] target/mips: Replace TARGET_WORDS_BIGENDIAN by cpu_is_bigendian() |
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Date: |
Wed, 18 Aug 2021 18:43:21 +0200 |
Add the inlined cpu_is_bigendian() function in "translate.h".
Replace the TARGET_WORDS_BIGENDIAN #ifdef'ry by calls to
cpu_is_bigendian().
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
---
target/mips/tcg/translate.h | 5 ++
target/mips/tcg/translate.c | 70 ++++++++++++------------
target/mips/tcg/nanomips_translate.c.inc | 20 +++----
3 files changed, 50 insertions(+), 45 deletions(-)
diff --git a/target/mips/tcg/translate.h b/target/mips/tcg/translate.h
index 9d325c836aa..dfb1552c2fc 100644
--- a/target/mips/tcg/translate.h
+++ b/target/mips/tcg/translate.h
@@ -212,4 +212,9 @@ bool decode_ext_vr54xx(DisasContext *ctx, uint32_t insn);
static bool trans_##NAME(DisasContext *ctx, arg_##NAME *a) \
{ return FUNC(ctx, a, __VA_ARGS__); }
+static inline bool cpu_is_bigendian(DisasContext *ctx)
+{
+ return extract32(ctx->CP0_Config0, CP0C0_BE, 1);
+}
+
#endif
diff --git a/target/mips/tcg/translate.c b/target/mips/tcg/translate.c
index 572104e2cc2..f182e64643d 100644
--- a/target/mips/tcg/translate.c
+++ b/target/mips/tcg/translate.c
@@ -2093,9 +2093,9 @@ static void gen_ld(DisasContext *ctx, uint32_t opc,
*/
tcg_gen_qemu_ld_tl(t1, t0, mem_idx, MO_UB);
tcg_gen_andi_tl(t1, t0, 7);
-#ifndef TARGET_WORDS_BIGENDIAN
- tcg_gen_xori_tl(t1, t1, 7);
-#endif
+ if (!cpu_is_bigendian(ctx)) {
+ tcg_gen_xori_tl(t1, t1, 7);
+ }
tcg_gen_shli_tl(t1, t1, 3);
tcg_gen_andi_tl(t0, t0, ~7);
tcg_gen_qemu_ld_tl(t0, t0, mem_idx, MO_TEQ);
@@ -2117,9 +2117,9 @@ static void gen_ld(DisasContext *ctx, uint32_t opc,
*/
tcg_gen_qemu_ld_tl(t1, t0, mem_idx, MO_UB);
tcg_gen_andi_tl(t1, t0, 7);
-#ifdef TARGET_WORDS_BIGENDIAN
- tcg_gen_xori_tl(t1, t1, 7);
-#endif
+ if (cpu_is_bigendian(ctx)) {
+ tcg_gen_xori_tl(t1, t1, 7);
+ }
tcg_gen_shli_tl(t1, t1, 3);
tcg_gen_andi_tl(t0, t0, ~7);
tcg_gen_qemu_ld_tl(t0, t0, mem_idx, MO_TEQ);
@@ -2198,9 +2198,9 @@ static void gen_ld(DisasContext *ctx, uint32_t opc,
*/
tcg_gen_qemu_ld_tl(t1, t0, mem_idx, MO_UB);
tcg_gen_andi_tl(t1, t0, 3);
-#ifndef TARGET_WORDS_BIGENDIAN
- tcg_gen_xori_tl(t1, t1, 3);
-#endif
+ if (!cpu_is_bigendian(ctx)) {
+ tcg_gen_xori_tl(t1, t1, 3);
+ }
tcg_gen_shli_tl(t1, t1, 3);
tcg_gen_andi_tl(t0, t0, ~3);
tcg_gen_qemu_ld_tl(t0, t0, mem_idx, MO_TEUL);
@@ -2226,9 +2226,9 @@ static void gen_ld(DisasContext *ctx, uint32_t opc,
*/
tcg_gen_qemu_ld_tl(t1, t0, mem_idx, MO_UB);
tcg_gen_andi_tl(t1, t0, 3);
-#ifdef TARGET_WORDS_BIGENDIAN
- tcg_gen_xori_tl(t1, t1, 3);
-#endif
+ if (cpu_is_bigendian(ctx)) {
+ tcg_gen_xori_tl(t1, t1, 3);
+ }
tcg_gen_shli_tl(t1, t1, 3);
tcg_gen_andi_tl(t0, t0, ~3);
tcg_gen_qemu_ld_tl(t0, t0, mem_idx, MO_TEUL);
@@ -4445,9 +4445,9 @@ static void gen_loongson_lswc2(DisasContext *ctx, int rt,
t1 = tcg_temp_new();
tcg_gen_qemu_ld_tl(t1, t0, ctx->mem_idx, MO_UB);
tcg_gen_andi_tl(t1, t0, 3);
-#ifndef TARGET_WORDS_BIGENDIAN
- tcg_gen_xori_tl(t1, t1, 3);
-#endif
+ if (!cpu_is_bigendian(ctx)) {
+ tcg_gen_xori_tl(t1, t1, 3);
+ }
tcg_gen_shli_tl(t1, t1, 3);
tcg_gen_andi_tl(t0, t0, ~3);
tcg_gen_qemu_ld_tl(t0, t0, ctx->mem_idx, MO_TEUL);
@@ -4475,9 +4475,9 @@ static void gen_loongson_lswc2(DisasContext *ctx, int rt,
t1 = tcg_temp_new();
tcg_gen_qemu_ld_tl(t1, t0, ctx->mem_idx, MO_UB);
tcg_gen_andi_tl(t1, t0, 3);
-#ifdef TARGET_WORDS_BIGENDIAN
- tcg_gen_xori_tl(t1, t1, 3);
-#endif
+ if (cpu_is_bigendian(ctx)) {
+ tcg_gen_xori_tl(t1, t1, 3);
+ }
tcg_gen_shli_tl(t1, t1, 3);
tcg_gen_andi_tl(t0, t0, ~3);
tcg_gen_qemu_ld_tl(t0, t0, ctx->mem_idx, MO_TEUL);
@@ -4507,9 +4507,9 @@ static void gen_loongson_lswc2(DisasContext *ctx, int rt,
t1 = tcg_temp_new();
tcg_gen_qemu_ld_tl(t1, t0, ctx->mem_idx, MO_UB);
tcg_gen_andi_tl(t1, t0, 7);
-#ifndef TARGET_WORDS_BIGENDIAN
- tcg_gen_xori_tl(t1, t1, 7);
-#endif
+ if (!cpu_is_bigendian(ctx)) {
+ tcg_gen_xori_tl(t1, t1, 7);
+ }
tcg_gen_shli_tl(t1, t1, 3);
tcg_gen_andi_tl(t0, t0, ~7);
tcg_gen_qemu_ld_tl(t0, t0, ctx->mem_idx, MO_TEQ);
@@ -4529,9 +4529,9 @@ static void gen_loongson_lswc2(DisasContext *ctx, int rt,
t1 = tcg_temp_new();
tcg_gen_qemu_ld_tl(t1, t0, ctx->mem_idx, MO_UB);
tcg_gen_andi_tl(t1, t0, 7);
-#ifdef TARGET_WORDS_BIGENDIAN
- tcg_gen_xori_tl(t1, t1, 7);
-#endif
+ if (cpu_is_bigendian(ctx)) {
+ tcg_gen_xori_tl(t1, t1, 7);
+ }
tcg_gen_shli_tl(t1, t1, 3);
tcg_gen_andi_tl(t0, t0, ~7);
tcg_gen_qemu_ld_tl(t0, t0, ctx->mem_idx, MO_TEQ);
@@ -11464,17 +11464,17 @@ static void gen_flt3_arith(DisasContext *ctx,
uint32_t opc,
gen_set_label(l1);
tcg_gen_brcondi_tl(TCG_COND_NE, t0, 4, l2);
tcg_temp_free(t0);
-#ifdef TARGET_WORDS_BIGENDIAN
- gen_load_fpr32(ctx, fp, fs);
- gen_load_fpr32h(ctx, fph, ft);
- gen_store_fpr32h(ctx, fp, fd);
- gen_store_fpr32(ctx, fph, fd);
-#else
- gen_load_fpr32h(ctx, fph, fs);
- gen_load_fpr32(ctx, fp, ft);
- gen_store_fpr32(ctx, fph, fd);
- gen_store_fpr32h(ctx, fp, fd);
-#endif
+ if (cpu_is_bigendian(ctx)) {
+ gen_load_fpr32(ctx, fp, fs);
+ gen_load_fpr32h(ctx, fph, ft);
+ gen_store_fpr32h(ctx, fp, fd);
+ gen_store_fpr32(ctx, fph, fd);
+ } else {
+ gen_load_fpr32h(ctx, fph, fs);
+ gen_load_fpr32(ctx, fp, ft);
+ gen_store_fpr32(ctx, fph, fd);
+ gen_store_fpr32h(ctx, fp, fd);
+ }
gen_set_label(l2);
tcg_temp_free_i32(fp);
tcg_temp_free_i32(fph);
diff --git a/target/mips/tcg/nanomips_translate.c.inc
b/target/mips/tcg/nanomips_translate.c.inc
index 09e64a69480..a66ae267963 100644
--- a/target/mips/tcg/nanomips_translate.c.inc
+++ b/target/mips/tcg/nanomips_translate.c.inc
@@ -999,11 +999,11 @@ static void gen_llwp(DisasContext *ctx, uint32_t base,
int16_t offset,
gen_base_offset_addr(ctx, taddr, base, offset);
tcg_gen_qemu_ld64(tval, taddr, ctx->mem_idx);
-#ifdef TARGET_WORDS_BIGENDIAN
- tcg_gen_extr_i64_tl(tmp2, tmp1, tval);
-#else
- tcg_gen_extr_i64_tl(tmp1, tmp2, tval);
-#endif
+ if (cpu_is_bigendian(ctx)) {
+ tcg_gen_extr_i64_tl(tmp2, tmp1, tval);
+ } else {
+ tcg_gen_extr_i64_tl(tmp1, tmp2, tval);
+ }
gen_store_gpr(tmp1, reg1);
tcg_temp_free(tmp1);
gen_store_gpr(tmp2, reg2);
@@ -1035,11 +1035,11 @@ static void gen_scwp(DisasContext *ctx, uint32_t base,
int16_t offset,
gen_load_gpr(tmp1, reg1);
gen_load_gpr(tmp2, reg2);
-#ifdef TARGET_WORDS_BIGENDIAN
- tcg_gen_concat_tl_i64(tval, tmp2, tmp1);
-#else
- tcg_gen_concat_tl_i64(tval, tmp1, tmp2);
-#endif
+ if (cpu_is_bigendian(ctx)) {
+ tcg_gen_concat_tl_i64(tval, tmp2, tmp1);
+ } else {
+ tcg_gen_concat_tl_i64(tval, tmp1, tmp2);
+ }
tcg_gen_ld_i64(llval, cpu_env, offsetof(CPUMIPSState, llval_wp));
tcg_gen_atomic_cmpxchg_i64(val, taddr, llval, tval,
--
2.31.1