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target/hppa: Generate getshadowregs inline 

This operation is trivial and does not require a helper.

Reviewed-by: Helge Deller <deller@gmx.de>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2024-03-26 06:53:35 -10:00
parent f8f5986edc
commit 558c09bef8
3 changed files with 15 additions and 7 deletions
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1
target/hppa/helper.h
View File

@ -86,7 +86,6 @@ DEF_HELPER_FLAGS_0(read_interval_timer, TCG_CALL_NO_RWG, tl)
#ifndef CONFIG_USER_ONLY
DEF_HELPER_1(halt, noreturn, env)
DEF_HELPER_1(reset, noreturn, env)
DEF_HELPER_1(getshadowregs, void, env)
DEF_HELPER_1(rfi, void, env)
DEF_HELPER_1(rfi_r, void, env)
DEF_HELPER_FLAGS_2(write_interval_timer, TCG_CALL_NO_RWG, void, env, tl)

4
target/hppa/sys_helper.c
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@ -95,7 +95,7 @@ void HELPER(rfi)(CPUHPPAState *env)
cpu_hppa_put_psw(env, env->cr[CR_IPSW]);
}
void HELPER(getshadowregs)(CPUHPPAState *env)
static void getshadowregs(CPUHPPAState *env)
{
env->gr[1] = env->shadow[0];
env->gr[8] = env->shadow[1];
@ -108,7 +108,7 @@ void HELPER(getshadowregs)(CPUHPPAState *env)
void HELPER(rfi_r)(CPUHPPAState *env)
{
helper_getshadowregs(env);
getshadowregs(env);
helper_rfi(env);
}

17
target/hppa/translate.c
View File

@ -2385,14 +2385,23 @@ static bool trans_reset(DisasContext *ctx, arg_reset *a)
#endif
}
static bool trans_getshadowregs(DisasContext *ctx, arg_getshadowregs *a)
static bool do_getshadowregs(DisasContext *ctx)
{
CHECK_MOST_PRIVILEGED(EXCP_PRIV_OPR);
#ifndef CONFIG_USER_ONLY
nullify_over(ctx);
gen_helper_getshadowregs(tcg_env);
tcg_gen_ld_i64(cpu_gr[1], tcg_env, offsetof(CPUHPPAState, shadow[0]));
tcg_gen_ld_i64(cpu_gr[8], tcg_env, offsetof(CPUHPPAState, shadow[1]));
tcg_gen_ld_i64(cpu_gr[9], tcg_env, offsetof(CPUHPPAState, shadow[2]));
tcg_gen_ld_i64(cpu_gr[16], tcg_env, offsetof(CPUHPPAState, shadow[3]));
tcg_gen_ld_i64(cpu_gr[17], tcg_env, offsetof(CPUHPPAState, shadow[4]));
tcg_gen_ld_i64(cpu_gr[24], tcg_env, offsetof(CPUHPPAState, shadow[5]));
tcg_gen_ld_i64(cpu_gr[25], tcg_env, offsetof(CPUHPPAState, shadow[6]));
return nullify_end(ctx);
#endif
}
static bool trans_getshadowregs(DisasContext *ctx, arg_getshadowregs *a)
{
return do_getshadowregs(ctx);
}
static bool trans_nop_addrx(DisasContext *ctx, arg_ldst *a)