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| author | Richard Henderson <richard.henderson@linaro.org> | 2020-11-04 22:49:09 +0300 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2021-01-07 05:09:42 -1000 |
| commit | 0d8b6191ac66c7046e38d40fbf8d20471b638751 (patch) | |
| tree | afd9ae92c963858ba82df577a801a539b0bd4cf8 | |
| parent | 47c2206ba42257861d20aeaf4500c4a270c4d27a (diff) | |
| download | qemu-0d8b6191ac66c7046e38d40fbf8d20471b638751.zip qemu-0d8b6191ac66c7046e38d40fbf8d20471b638751.tar.gz qemu-0d8b6191ac66c7046e38d40fbf8d20471b638751.tar.bz2 | |
tcg/sparc: Support split-wx code generation
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
| -rw-r--r-- | tcg/sparc/tcg-target.c.inc | 24 | ||||
| -rw-r--r-- | tcg/sparc/tcg-target.h | 2 |
2 files changed, 14 insertions, 12 deletions
diff --git a/tcg/sparc/tcg-target.c.inc b/tcg/sparc/tcg-target.c.inc index 8f04fdf..182124b 100644 --- a/tcg/sparc/tcg-target.c.inc +++ b/tcg/sparc/tcg-target.c.inc @@ -291,14 +291,15 @@ static inline int check_fit_i32(int32_t val, unsigned int bits) # define check_fit_ptr check_fit_i32 #endif -static bool patch_reloc(tcg_insn_unit *code_ptr, int type, +static bool patch_reloc(tcg_insn_unit *src_rw, int type, intptr_t value, intptr_t addend) { - uint32_t insn = *code_ptr; + const tcg_insn_unit *src_rx = tcg_splitwx_to_rx(src_rw); + uint32_t insn = *src_rw; intptr_t pcrel; value += addend; - pcrel = tcg_ptr_byte_diff((tcg_insn_unit *)value, code_ptr); + pcrel = tcg_ptr_byte_diff((tcg_insn_unit *)value, src_rx); switch (type) { case R_SPARC_WDISP16: @@ -315,7 +316,7 @@ static bool patch_reloc(tcg_insn_unit *code_ptr, int type, g_assert_not_reached(); } - *code_ptr = insn; + *src_rw = insn; return true; } @@ -868,8 +869,8 @@ static void tcg_out_mb(TCGContext *s, TCGArg a0) } #ifdef CONFIG_SOFTMMU -static tcg_insn_unit *qemu_ld_trampoline[16]; -static tcg_insn_unit *qemu_st_trampoline[16]; +static const tcg_insn_unit *qemu_ld_trampoline[16]; +static const tcg_insn_unit *qemu_st_trampoline[16]; static void emit_extend(TCGContext *s, TCGReg r, int op) { @@ -930,7 +931,7 @@ static void build_trampolines(TCGContext *s) while ((uintptr_t)s->code_ptr & 15) { tcg_out_nop(s); } - qemu_ld_trampoline[i] = s->code_ptr; + qemu_ld_trampoline[i] = tcg_splitwx_to_rx(s->code_ptr); if (SPARC64 || TARGET_LONG_BITS == 32) { ra = TCG_REG_O3; @@ -958,7 +959,7 @@ static void build_trampolines(TCGContext *s) while ((uintptr_t)s->code_ptr & 15) { tcg_out_nop(s); } - qemu_st_trampoline[i] = s->code_ptr; + qemu_st_trampoline[i] = tcg_splitwx_to_rx(s->code_ptr); if (SPARC64) { emit_extend(s, TCG_REG_O2, i); @@ -1038,7 +1039,8 @@ static void tcg_target_qemu_prologue(TCGContext *s) tcg_out_nop(s); /* Epilogue for goto_ptr. */ - tcg_code_gen_epilogue = s->code_ptr; + /* TODO: Cast goes away when all hosts converted */ + tcg_code_gen_epilogue = (void *)tcg_splitwx_to_rx(s->code_ptr); tcg_out_arithi(s, TCG_REG_G0, TCG_REG_I7, 8, RETURN); /* delay slot */ tcg_out_movi_imm13(s, TCG_REG_O0, 0); @@ -1163,7 +1165,7 @@ static void tcg_out_qemu_ld(TCGContext *s, TCGReg data, TCGReg addr, #ifdef CONFIG_SOFTMMU unsigned memi = get_mmuidx(oi); TCGReg addrz, param; - tcg_insn_unit *func; + const tcg_insn_unit *func; tcg_insn_unit *label_ptr; addrz = tcg_out_tlb_load(s, addr, memi, memop, @@ -1245,7 +1247,7 @@ static void tcg_out_qemu_st(TCGContext *s, TCGReg data, TCGReg addr, #ifdef CONFIG_SOFTMMU unsigned memi = get_mmuidx(oi); TCGReg addrz, param; - tcg_insn_unit *func; + const tcg_insn_unit *func; tcg_insn_unit *label_ptr; addrz = tcg_out_tlb_load(s, addr, memi, memop, diff --git a/tcg/sparc/tcg-target.h b/tcg/sparc/tcg-target.h index 6f6cefa..6426e24 100644 --- a/tcg/sparc/tcg-target.h +++ b/tcg/sparc/tcg-target.h @@ -172,6 +172,6 @@ extern bool use_vis3_instructions; void tb_target_set_jmp_target(uintptr_t, uintptr_t, uintptr_t, uintptr_t); #define TCG_TARGET_NEED_POOL_LABELS -#define TCG_TARGET_SUPPORT_MIRROR 0 +#define TCG_TARGET_SUPPORT_MIRROR 1 #endif |