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[Qemu-devel] [PATCH 18/20] target-sparc: Only use cpu_dst for eventual w
From: |
Richard Henderson |
Subject: |
[Qemu-devel] [PATCH 18/20] target-sparc: Only use cpu_dst for eventual writes to a gpr |
Date: |
Tue, 16 Oct 2012 19:32:29 +1000 |
Use cpu_tmp0 for other stuff, like Write Priv Register.
Signed-off-by: Richard Henderson <address@hidden>
---
target-sparc/translate.c | 52 ++++++++++++++++++++++++------------------------
1 file changed, 26 insertions(+), 26 deletions(-)
diff --git a/target-sparc/translate.c b/target-sparc/translate.c
index 16cf8de..5b7e82b 100644
--- a/target-sparc/translate.c
+++ b/target-sparc/translate.c
@@ -3620,19 +3620,19 @@ static void disas_sparc_insn(DisasContext * dc,
unsigned int insn)
break;
#else
case 0x2: /* V9 wrccr */
- tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2);
- gen_helper_wrccr(cpu_env, cpu_dst);
+ tcg_gen_xor_tl(cpu_tmp0, cpu_src1, cpu_src2);
+ gen_helper_wrccr(cpu_env, cpu_tmp0);
tcg_gen_movi_i32(cpu_cc_op, CC_OP_FLAGS);
dc->cc_op = CC_OP_FLAGS;
break;
case 0x3: /* V9 wrasi */
- tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2);
- tcg_gen_andi_tl(cpu_dst, cpu_dst, 0xff);
- tcg_gen_trunc_tl_i32(cpu_asi, cpu_dst);
+ tcg_gen_xor_tl(cpu_tmp0, cpu_src1, cpu_src2);
+ tcg_gen_andi_tl(cpu_tmp0, cpu_tmp0, 0xff);
+ tcg_gen_trunc_tl_i32(cpu_asi, cpu_tmp0);
break;
case 0x6: /* V9 wrfprs */
- tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2);
- tcg_gen_trunc_tl_i32(cpu_fprs, cpu_dst);
+ tcg_gen_xor_tl(cpu_tmp0, cpu_src1, cpu_src2);
+ tcg_gen_trunc_tl_i32(cpu_fprs, cpu_tmp0);
save_state(dc);
gen_op_next_insn();
tcg_gen_exit_tb(0);
@@ -3695,13 +3695,13 @@ static void disas_sparc_insn(DisasContext * dc,
unsigned int insn)
{
TCGv_ptr r_tickptr;
- tcg_gen_xor_tl(cpu_dst, cpu_src1,
+ tcg_gen_xor_tl(cpu_tmp0, cpu_src1,
cpu_src2);
r_tickptr = tcg_temp_new_ptr();
tcg_gen_ld_ptr(r_tickptr, cpu_env,
offsetof(CPUSPARCState,
stick));
gen_helper_tick_set_count(r_tickptr,
- cpu_dst);
+ cpu_tmp0);
tcg_temp_free_ptr(r_tickptr);
}
break;
@@ -3756,8 +3756,8 @@ static void disas_sparc_insn(DisasContext * dc, unsigned
int insn)
goto illegal_insn;
}
#else
- tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2);
- gen_helper_wrpsr(cpu_env, cpu_dst);
+ tcg_gen_xor_tl(cpu_tmp0, cpu_src1, cpu_src2);
+ gen_helper_wrpsr(cpu_env, cpu_tmp0);
tcg_gen_movi_i32(cpu_cc_op, CC_OP_FLAGS);
dc->cc_op = CC_OP_FLAGS;
save_state(dc);
@@ -4478,22 +4478,22 @@ static void disas_sparc_insn(DisasContext * dc,
unsigned int insn)
cpu_src1 = get_src1(dc, insn);
if (IS_IMM) { /* immediate */
simm = GET_FIELDs(insn, 19, 31);
- tcg_gen_addi_tl(cpu_dst, cpu_src1, simm);
+ tcg_gen_addi_tl(cpu_tmp0, cpu_src1, simm);
} else { /* register */
rs2 = GET_FIELD(insn, 27, 31);
if (rs2) {
cpu_src2 = gen_load_gpr(dc, rs2);
- tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_src2);
+ tcg_gen_add_tl(cpu_tmp0, cpu_src1, cpu_src2);
} else {
- tcg_gen_mov_tl(cpu_dst, cpu_src1);
+ tcg_gen_mov_tl(cpu_tmp0, cpu_src1);
}
}
gen_helper_restore(cpu_env);
gen_mov_pc_npc(dc);
r_const = tcg_const_i32(3);
- gen_helper_check_align(cpu_env, cpu_dst, r_const);
+ gen_helper_check_align(cpu_env, cpu_tmp0, r_const);
tcg_temp_free_i32(r_const);
- tcg_gen_mov_tl(cpu_npc, cpu_dst);
+ tcg_gen_mov_tl(cpu_npc, cpu_tmp0);
dc->npc = DYNAMIC_PC;
goto jmp_insn;
#endif
@@ -4501,14 +4501,14 @@ static void disas_sparc_insn(DisasContext * dc,
unsigned int insn)
cpu_src1 = get_src1(dc, insn);
if (IS_IMM) { /* immediate */
simm = GET_FIELDs(insn, 19, 31);
- tcg_gen_addi_tl(cpu_dst, cpu_src1, simm);
+ tcg_gen_addi_tl(cpu_tmp0, cpu_src1, simm);
} else { /* register */
rs2 = GET_FIELD(insn, 27, 31);
if (rs2) {
cpu_src2 = gen_load_gpr(dc, rs2);
- tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_src2);
+ tcg_gen_add_tl(cpu_tmp0, cpu_src1, cpu_src2);
} else {
- tcg_gen_mov_tl(cpu_dst, cpu_src1);
+ tcg_gen_mov_tl(cpu_tmp0, cpu_src1);
}
}
switch (xop) {
@@ -4522,10 +4522,10 @@ static void disas_sparc_insn(DisasContext * dc,
unsigned int insn)
gen_store_gpr(dc, rd, t);
gen_mov_pc_npc(dc);
r_const = tcg_const_i32(3);
- gen_helper_check_align(cpu_env, cpu_dst, r_const);
+ gen_helper_check_align(cpu_env, cpu_tmp0, r_const);
tcg_temp_free_i32(r_const);
- gen_address_mask(dc, cpu_dst);
- tcg_gen_mov_tl(cpu_npc, cpu_dst);
+ gen_address_mask(dc, cpu_tmp0);
+ tcg_gen_mov_tl(cpu_npc, cpu_tmp0);
dc->npc = DYNAMIC_PC;
}
goto jmp_insn;
@@ -4538,9 +4538,9 @@ static void disas_sparc_insn(DisasContext * dc, unsigned
int insn)
goto priv_insn;
gen_mov_pc_npc(dc);
r_const = tcg_const_i32(3);
- gen_helper_check_align(cpu_env, cpu_dst, r_const);
+ gen_helper_check_align(cpu_env, cpu_tmp0, r_const);
tcg_temp_free_i32(r_const);
- tcg_gen_mov_tl(cpu_npc, cpu_dst);
+ tcg_gen_mov_tl(cpu_npc, cpu_tmp0);
dc->npc = DYNAMIC_PC;
gen_helper_rett(cpu_env);
}
@@ -4554,12 +4554,12 @@ static void disas_sparc_insn(DisasContext * dc,
unsigned int insn)
case 0x3c: /* save */
save_state(dc);
gen_helper_save(cpu_env);
- gen_store_gpr(dc, rd, cpu_dst);
+ gen_store_gpr(dc, rd, cpu_tmp0);
break;
case 0x3d: /* restore */
save_state(dc);
gen_helper_restore(cpu_env);
- gen_store_gpr(dc, rd, cpu_dst);
+ gen_store_gpr(dc, rd, cpu_tmp0);
break;
#if !defined(CONFIG_USER_ONLY) && defined(TARGET_SPARC64)
case 0x3e: /* V9 done/retry */
--
1.7.11.7
- [Qemu-devel] [PATCH v2 00/20] target-sparc: Cleanup handling of temps, Richard Henderson, 2012/10/16
- [Qemu-devel] [PATCH 02/20] target-sparc: Conversion to gen_*_gpr, part 1, Richard Henderson, 2012/10/16
- [Qemu-devel] [PATCH 03/20] target-sparc: Use gen_load_gpr in get_src[12], Richard Henderson, 2012/10/16
- [Qemu-devel] [PATCH 01/20] target-sparc: Add gen_load/store/dest_gpr, Richard Henderson, 2012/10/16
- [Qemu-devel] [PATCH 04/20] target-sparc: Convert asi helpers to gen_*_gpr, Richard Henderson, 2012/10/16
- [Qemu-devel] [PATCH 05/20] target-sparc: Convert swap to gen_load/store_gpr, Richard Henderson, 2012/10/16
- [Qemu-devel] [PATCH 08/20] target-sparc: Make the cpu_addr variable local to load/store handling, Richard Henderson, 2012/10/16
- [Qemu-devel] [PATCH 06/20] target-sparc: Finish conversion to gen_load_gpr, Richard Henderson, 2012/10/16
- [Qemu-devel] [PATCH 07/20] target-sparc: Cleanup cpu_src[12] allocation, Richard Henderson, 2012/10/16
- [Qemu-devel] [PATCH 19/20] target-sparc: Make cpu_dst local to OP=2 insns, Richard Henderson, 2012/10/16
- [Qemu-devel] [PATCH 18/20] target-sparc: Only use cpu_dst for eventual writes to a gpr,
Richard Henderson <=
- [Qemu-devel] [PATCH 20/20] target-sparc: Remove cpu_tmp0 as a global, Richard Henderson, 2012/10/16
- [Qemu-devel] [PATCH 10/20] target-sparc: Use get_temp_i32 in gen_dest_fpr_F, Richard Henderson, 2012/10/16
- [Qemu-devel] [PATCH 11/20] target-sparc: Avoid cpu_tmp32 in Read Priv Register, Richard Henderson, 2012/10/16
- [Qemu-devel] [PATCH 09/20] target-sparc: Split out get_temp_i32, Richard Henderson, 2012/10/16
- [Qemu-devel] [PATCH 12/20] target-sparc: Avoid cpu_tmp32 in Write Priv Register, Richard Henderson, 2012/10/16
- [Qemu-devel] [PATCH 13/20] target-sparc: Tidy ldfsr, stfsr, Richard Henderson, 2012/10/16
- [Qemu-devel] [PATCH 15/20] target-sparc: Don't use a temporary for gen_dest_fpr_D, Richard Henderson, 2012/10/16
- [Qemu-devel] [PATCH 14/20] target-sparc: Remove usage of cpu_tmp64 from most helper functions, Richard Henderson, 2012/10/16
- [Qemu-devel] [PATCH 17/20] target-sparc: Remove last uses of cpu_tmp64, Richard Henderson, 2012/10/16
- [Qemu-devel] [PATCH 16/20] target-sparc: Remove cpu_tmp64 use from softint insns, Richard Henderson, 2012/10/16