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target-s390x: avoid AREG0 for condition code helpers 

Make condition code helpers take a parameter for CPUState instead
of relying on global env.

Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
Blue Swirl 2012-09-02 07:33:38 +00:00 committed by Alexander Graf
parent 4fda26a7b0
commit 932385a367
4 changed files with 18 additions and 20 deletions
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1
target-s390x/Makefile.objs
View File

@ -3,6 +3,5 @@ obj-y += int_helper.o fpu_helper.o cc_helper.o mem_helper.o misc_helper.o
obj-$(CONFIG_SOFTMMU) += machine.o
obj-$(CONFIG_KVM) += kvm.o
$(obj)/cc_helper.o: QEMU_CFLAGS += $(HELPER_CFLAGS)
$(obj)/mem_helper.o: QEMU_CFLAGS += $(HELPER_CFLAGS)
$(obj)/misc_helper.o: QEMU_CFLAGS += $(HELPER_CFLAGS)

11
target-s390x/cc_helper.c
View File

@ -19,7 +19,6 @@
*/
#include "cpu.h"
#include "dyngen-exec.h"
#include "helper.h"
/* #define DEBUG_HELPER */
@ -500,14 +499,14 @@ uint32_t calc_cc(CPUS390XState *env, uint32_t cc_op, uint64_t src, uint64_t dst,
return do_calc_cc(env, cc_op, src, dst, vr);
}
uint32_t HELPER(calc_cc)(uint32_t cc_op, uint64_t src, uint64_t dst,
uint64_t vr)
uint32_t HELPER(calc_cc)(CPUS390XState *env, uint32_t cc_op, uint64_t src,
uint64_t dst, uint64_t vr)
{
return do_calc_cc(env, cc_op, src, dst, vr);
}
/* insert psw mask and condition code into r1 */
void HELPER(ipm)(uint32_t cc, uint32_t r1)
void HELPER(ipm)(CPUS390XState *env, uint32_t cc, uint32_t r1)
{
uint64_t r = env->regs[r1];
@ -519,13 +518,13 @@ void HELPER(ipm)(uint32_t cc, uint32_t r1)
}
#ifndef CONFIG_USER_ONLY
void HELPER(load_psw)(uint64_t mask, uint64_t addr)
void HELPER(load_psw)(CPUS390XState *env, uint64_t mask, uint64_t addr)
{
load_psw(env, mask, addr);
cpu_loop_exit(env);
}
void HELPER(sacf)(uint64_t a1)
void HELPER(sacf)(CPUS390XState *env, uint64_t a1)
{
HELPER_LOG("%s: %16" PRIx64 "\n", __func__, a1);

10
target-s390x/helper.h
View File

@ -36,7 +36,7 @@ DEF_HELPER_FLAGS_1(abs_i64, TCG_CALL_PURE|TCG_CALL_CONST, i64, s64)
DEF_HELPER_FLAGS_1(nabs_i64, TCG_CALL_PURE|TCG_CALL_CONST, s64, s64)
DEF_HELPER_3(stcmh, void, i32, i64, i32)
DEF_HELPER_3(icmh, i32, i32, i64, i32)
DEF_HELPER_2(ipm, void, i32, i32)
DEF_HELPER_3(ipm, void, env, i32, i32)
DEF_HELPER_FLAGS_3(addc_u32, TCG_CALL_PURE|TCG_CALL_CONST, i32, i32, i32, i32)
DEF_HELPER_FLAGS_3(set_cc_addc_u64, TCG_CALL_PURE|TCG_CALL_CONST, i32, i64, i64, i64)
DEF_HELPER_3(stam, void, i32, i64, i32)
@ -115,7 +115,7 @@ DEF_HELPER_3(tr, void, i32, i64, i64)
DEF_HELPER_2(servc, i32, i32, i64)
DEF_HELPER_3(diag, i64, i32, i64, i64)
DEF_HELPER_2(load_psw, void, i64, i64)
DEF_HELPER_3(load_psw, void, env, i64, i64)
DEF_HELPER_1(program_interrupt, void, i32)
DEF_HELPER_FLAGS_1(stidp, TCG_CALL_CONST, void, i64)
DEF_HELPER_FLAGS_1(spx, TCG_CALL_CONST, void, i64)
@ -139,14 +139,14 @@ DEF_HELPER_2(csp, i32, i32, i32)
DEF_HELPER_3(mvcs, i32, i64, i64, i64)
DEF_HELPER_3(mvcp, i32, i64, i64, i64)
DEF_HELPER_3(sigp, i32, i64, i32, i64)
DEF_HELPER_1(sacf, void, i64)
DEF_HELPER_2(sacf, void, env, i64)
DEF_HELPER_FLAGS_2(ipte, TCG_CALL_CONST, void, i64, i64)
DEF_HELPER_FLAGS_0(ptlb, TCG_CALL_CONST, void)
DEF_HELPER_2(lra, i32, i64, i32)
DEF_HELPER_2(stura, void, i64, i32)
DEF_HELPER_2(cksm, void, i32, i32)
DEF_HELPER_FLAGS_4(calc_cc, TCG_CALL_PURE|TCG_CALL_CONST,
i32, i32, i64, i64, i64)
DEF_HELPER_FLAGS_5(calc_cc, TCG_CALL_PURE|TCG_CALL_CONST,
i32, env, i32, i64, i64, i64)
#include "def-helper.h"

16
target-s390x/translate.c
View File

@ -722,7 +722,7 @@ static void gen_op_calc_cc(DisasContext *s)
case CC_OP_NZ_F32:
case CC_OP_NZ_F64:
/* 1 argument */
gen_helper_calc_cc(cc_op, local_cc_op, dummy, cc_dst, dummy);
gen_helper_calc_cc(cc_op, cpu_env, local_cc_op, dummy, cc_dst, dummy);
break;
case CC_OP_ICM:
case CC_OP_LTGT_32:
@ -735,7 +735,7 @@ static void gen_op_calc_cc(DisasContext *s)
case CC_OP_LTGT_F64:
case CC_OP_SLAG:
/* 2 arguments */
gen_helper_calc_cc(cc_op, local_cc_op, cc_src, cc_dst, dummy);
gen_helper_calc_cc(cc_op, cpu_env, local_cc_op, cc_src, cc_dst, dummy);
break;
case CC_OP_ADD_64:
case CC_OP_ADDU_64:
@ -746,11 +746,11 @@ static void gen_op_calc_cc(DisasContext *s)
case CC_OP_SUB_32:
case CC_OP_SUBU_32:
/* 3 arguments */
gen_helper_calc_cc(cc_op, local_cc_op, cc_src, cc_dst, cc_vr);
gen_helper_calc_cc(cc_op, cpu_env, local_cc_op, cc_src, cc_dst, cc_vr);
break;
case CC_OP_DYNAMIC:
/* unknown operation - assume 3 arguments and cc_op in env */
gen_helper_calc_cc(cc_op, cc_op, cc_src, cc_dst, cc_vr);
gen_helper_calc_cc(cc_op, cpu_env, cc_op, cc_src, cc_dst, cc_vr);
break;
default:
tcg_abort();
@ -2628,7 +2628,7 @@ static void disas_b2(DisasContext *s, int op, uint32_t insn)
case 0x22: /* IPM R1 [RRE] */
tmp32_1 = tcg_const_i32(r1);
gen_op_calc_cc(s);
gen_helper_ipm(cc_op, tmp32_1);
gen_helper_ipm(cpu_env, cc_op, tmp32_1);
tcg_temp_free_i32(tmp32_1);
break;
case 0x41: /* CKSM R1,R2 [RRE] */
@ -2916,7 +2916,7 @@ static void disas_b2(DisasContext *s, int op, uint32_t insn)
decode_rs(s, insn, &r1, &r3, &b2, &d2);
tmp = get_address(s, 0, b2, d2);
potential_page_fault(s);
gen_helper_sacf(tmp);
gen_helper_sacf(cpu_env, tmp);
tcg_temp_free_i64(tmp);
/* addressing mode has changed, so end the block */
s->pc += ilc * 2;
@ -2967,7 +2967,7 @@ static void disas_b2(DisasContext *s, int op, uint32_t insn)
tcg_gen_qemu_ld64(tmp2, tmp, get_mem_index(s));
tcg_gen_addi_i64(tmp, tmp, 8);
tcg_gen_qemu_ld64(tmp3, tmp, get_mem_index(s));
gen_helper_load_psw(tmp2, tmp3);
gen_helper_load_psw(cpu_env, tmp2, tmp3);
/* we need to keep cc_op intact */
s->is_jmp = DISAS_JUMP;
tcg_temp_free_i64(tmp);
@ -4527,7 +4527,7 @@ static void disas_s390_insn(DisasContext *s)
tcg_gen_qemu_ld32u(tmp2, tmp, get_mem_index(s));
tcg_gen_addi_i64(tmp, tmp, 4);
tcg_gen_qemu_ld32u(tmp3, tmp, get_mem_index(s));
gen_helper_load_psw(tmp2, tmp3);
gen_helper_load_psw(cpu_env, tmp2, tmp3);
tcg_temp_free_i64(tmp);
tcg_temp_free_i64(tmp2);
tcg_temp_free_i64(tmp3);