[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PATCH v2 03/27] target/sh4: Introduce TB_FLAG_ENVFLAGS_MAS
From: |
Richard Henderson |
Subject: |
[Qemu-devel] [PATCH v2 03/27] target/sh4: Introduce TB_FLAG_ENVFLAGS_MASK |
Date: |
Thu, 6 Jul 2017 16:20:47 -1000 |
We'll be putting more things into this bitmask soon.
Let's have a name that covers all possible uses.
Signed-off-by: Richard Henderson <address@hidden>
---
target/sh4/cpu.h | 4 +++-
target/sh4/translate.c | 4 ++--
2 files changed, 5 insertions(+), 3 deletions(-)
diff --git a/target/sh4/cpu.h b/target/sh4/cpu.h
index b15116e..240ed36 100644
--- a/target/sh4/cpu.h
+++ b/target/sh4/cpu.h
@@ -96,6 +96,8 @@
#define DELAY_SLOT_CONDITIONAL (1 << 1)
#define DELAY_SLOT_RTE (1 << 2)
+#define TB_FLAG_ENVFLAGS_MASK DELAY_SLOT_MASK
+
typedef struct tlb_t {
uint32_t vpn; /* virtual page number */
uint32_t ppn; /* physical page number */
@@ -389,7 +391,7 @@ static inline void cpu_get_tb_cpu_state(CPUSH4State *env,
target_ulong *pc,
{
*pc = env->pc;
*cs_base = 0;
- *flags = (env->flags & DELAY_SLOT_MASK) /* Bits 0- 2 */
+ *flags = (env->flags & TB_FLAG_ENVFLAGS_MASK) /* Bits 0-2 */
| (env->fpscr & (FPSCR_FR | FPSCR_SZ | FPSCR_PR)) /* Bits 19-21 */
| (env->sr & ((1u << SR_MD) | (1u << SR_RB))) /* Bits 29-30 */
| (env->sr & (1u << SR_FD)) /* Bit 15 */
diff --git a/target/sh4/translate.c b/target/sh4/translate.c
index 663b5c0..cf53cd6 100644
--- a/target/sh4/translate.c
+++ b/target/sh4/translate.c
@@ -225,7 +225,7 @@ static inline void gen_save_cpu_state(DisasContext *ctx,
bool save_pc)
if (ctx->delayed_pc != (uint32_t) -1) {
tcg_gen_movi_i32(cpu_delayed_pc, ctx->delayed_pc);
}
- if ((ctx->tbflags & DELAY_SLOT_MASK) != ctx->envflags) {
+ if ((ctx->tbflags & TB_FLAG_ENVFLAGS_MASK) != ctx->envflags) {
tcg_gen_movi_i32(cpu_flags, ctx->envflags);
}
}
@@ -1837,7 +1837,7 @@ void gen_intermediate_code(CPUSH4State * env, struct
TranslationBlock *tb)
pc_start = tb->pc;
ctx.pc = pc_start;
ctx.tbflags = (uint32_t)tb->flags;
- ctx.envflags = tb->flags & DELAY_SLOT_MASK;
+ ctx.envflags = tb->flags & TB_FLAG_ENVFLAGS_MASK;
ctx.bstate = BS_NONE;
ctx.memidx = (ctx.tbflags & (1u << SR_MD)) == 0 ? 1 : 0;
/* We don't know if the delayed pc came from a dynamic or static branch,
--
2.9.4
- [Qemu-devel] [PATCH v2 00/27] target/sh4 improvements, Richard Henderson, 2017/07/06
- [Qemu-devel] [PATCH v2 01/27] target/sh4: Use cmpxchg for movco, Richard Henderson, 2017/07/06
- [Qemu-devel] [PATCH v2 02/27] target/sh4: Consolidate end-of-TB tests, Richard Henderson, 2017/07/06
- [Qemu-devel] [PATCH v2 03/27] target/sh4: Introduce TB_FLAG_ENVFLAGS_MASK,
Richard Henderson <=
- [Qemu-devel] [PATCH v2 04/27] target/sh4: Keep env->flags clean, Richard Henderson, 2017/07/06
- [Qemu-devel] [PATCH v2 05/27] target/sh4: Adjust TB_FLAG_PENDING_MOVCA, Richard Henderson, 2017/07/06
- [Qemu-devel] [PATCH v2 06/27] target/sh4: Handle user-space atomics, Richard Henderson, 2017/07/06