target/mips: Store CP0_Config0 in DisasContext

Most TCG helpers only have access to a DisasContext pointer,
not CPUMIPSState. Store a copy of CPUMIPSState::CP0_Config0
in DisasContext so we can access it from TCG helpers.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20210818164321.2474534-5-f4bug@amsat.org>

diff --git a/target/mips/tcg/translate.c b/target/mips/tcg/translate.c
index 40cb1fc..ac97f5f 100644 (file)
--- a/target/mips/tcg/translate.c
+++ b/target/mips/tcg/translate.c
@@ -15979,6 +15979,7 @@ static void mips_tr_init_disas_context(DisasContextBase *dcbase, CPUState *cs)
     ctx->page_start = ctx->base.pc_first & TARGET_PAGE_MASK;
     ctx->saved_pc = -1;
     ctx->insn_flags = env->insn_flags;
+    ctx->CP0_Config0 = env->CP0_Config0;
     ctx->CP0_Config1 = env->CP0_Config1;
     ctx->CP0_Config2 = env->CP0_Config2;
     ctx->CP0_Config3 = env->CP0_Config3;

diff --git a/target/mips/tcg/translate.h b/target/mips/tcg/translate.h
index eac01a8..4b4fa2c 100644 (file)
--- a/target/mips/tcg/translate.h
+++ b/target/mips/tcg/translate.h
@@ -18,6 +18,7 @@ typedef struct DisasContext {
     target_ulong page_start;
     uint32_t opcode;
     uint64_t insn_flags;
+    int32_t CP0_Config0;
     int32_t CP0_Config1;
     int32_t CP0_Config2;
     int32_t CP0_Config3;