diff options
| author | Richard Henderson <rth@twiddle.net> | 2015-08-19 09:58:17 -0700 |
|---|---|---|
| committer | Richard Henderson <rth@twiddle.net> | 2016-07-12 11:01:51 -0700 |
| commit | e86ceb0d652baa5738e05a59ee0e7989dafbeaa1 (patch) | |
| tree | 9fbe2fdf66b64758430f09559b81b2abf3f4312e /target-sparc | |
| parent | be72f9fcca742c5e9a949f5eac901ed6cc26a2a0 (diff) | |
| download | qemu-e86ceb0d652baa5738e05a59ee0e7989dafbeaa1.tar.gz | |
target-sparc: Remove softint as a TCG global
The global is only ever read for one insn; we can just as well
use a load from env instead and generate the same code. This
also allows us to indicate the the associated helpers do not
touch TCG globals.
Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <rth@twiddle.net>
Diffstat (limited to 'target-sparc')
| -rw-r--r-- | target-sparc/helper.h | 6 | ||||
| -rw-r--r-- | target-sparc/translate.c | 5 |
2 files changed, 5 insertions, 6 deletions
diff --git a/target-sparc/helper.h b/target-sparc/helper.h index 366d4d1b41..14712cc94d 100644 --- a/target-sparc/helper.h +++ b/target-sparc/helper.h @@ -21,9 +21,9 @@ DEF_HELPER_4(ldda_asi, void, env, tl, int, int) DEF_HELPER_5(ldf_asi, void, env, tl, int, int, int) DEF_HELPER_FLAGS_5(stf_asi, TCG_CALL_NO_WG, void, env, tl, int, int, int) DEF_HELPER_FLAGS_5(casx_asi, TCG_CALL_NO_WG, tl, env, tl, tl, tl, i32) -DEF_HELPER_2(set_softint, void, env, i64) -DEF_HELPER_2(clear_softint, void, env, i64) -DEF_HELPER_2(write_softint, void, env, i64) +DEF_HELPER_FLAGS_2(set_softint, TCG_CALL_NO_RWG, void, env, i64) +DEF_HELPER_FLAGS_2(clear_softint, TCG_CALL_NO_RWG, void, env, i64) +DEF_HELPER_FLAGS_2(write_softint, TCG_CALL_NO_RWG, void, env, i64) DEF_HELPER_FLAGS_2(tick_set_count, TCG_CALL_NO_RWG, void, ptr, i64) DEF_HELPER_FLAGS_3(tick_get_count, TCG_CALL_NO_WG, i64, env, ptr, int) DEF_HELPER_FLAGS_2(tick_set_limit, TCG_CALL_NO_RWG, void, ptr, i64) diff --git a/target-sparc/translate.c b/target-sparc/translate.c index 0f4faf7062..fc220ed64e 100644 --- a/target-sparc/translate.c +++ b/target-sparc/translate.c @@ -57,7 +57,6 @@ static TCGv_i32 cpu_xcc, cpu_asi, cpu_fprs; static TCGv cpu_gsr; static TCGv cpu_tick_cmpr, cpu_stick_cmpr, cpu_hstick_cmpr; static TCGv cpu_hintp, cpu_htba, cpu_hver, cpu_ssr, cpu_ver; -static TCGv_i32 cpu_softint; #else static TCGv cpu_wim; #endif @@ -2754,7 +2753,8 @@ static void disas_sparc_insn(DisasContext * dc, unsigned int insn) gen_store_gpr(dc, rd, cpu_gsr); break; case 0x16: /* Softint */ - tcg_gen_ext_i32_tl(cpu_dst, cpu_softint); + tcg_gen_ld32s_tl(cpu_dst, cpu_env, + offsetof(CPUSPARCState, softint)); gen_store_gpr(dc, rd, cpu_dst); break; case 0x17: /* Tick compare */ @@ -5364,7 +5364,6 @@ void gen_intermediate_code_init(CPUSPARCState *env) { &cpu_xcc, offsetof(CPUSPARCState, xcc), "xcc" }, { &cpu_asi, offsetof(CPUSPARCState, asi), "asi" }, { &cpu_fprs, offsetof(CPUSPARCState, fprs), "fprs" }, - { &cpu_softint, offsetof(CPUSPARCState, softint), "softint" }, #else { &cpu_wim, offsetof(CPUSPARCState, wim), "wim" }, #endif |