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authorRichard Henderson <richard.henderson@linaro.org>2022-05-27 11:18:56 -0700
committerPeter Maydell <peter.maydell@linaro.org>2022-05-30 17:05:11 +0100
commit413ee8e41a42571179482511313904f418331232 (patch)
treed193c1192c89b94dae05d0652c4f4a1607cdc1e4
parent498be5b87d61f377b38701b31e460eed7a104c0d (diff)
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target/arm: Move null function and sve check into do_fp_imm
Signed-off-by: Richard Henderson <richard.henderson@linaro.org> Message-id: 20220527181907.189259-104-richard.henderson@linaro.org Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
-rw-r--r--target/arm/translate-sve.c27
1 files changed, 14 insertions, 13 deletions
diff --git a/target/arm/translate-sve.c b/target/arm/translate-sve.c
index 75854a7..b47d5d7 100644
--- a/target/arm/translate-sve.c
+++ b/target/arm/translate-sve.c
@@ -3911,33 +3911,34 @@ static void do_fp_scalar(DisasContext *s, int zd, int zn, int pg, bool is_fp16,
tcg_temp_free_ptr(t_zd);
}
-static void do_fp_imm(DisasContext *s, arg_rpri_esz *a, uint64_t imm,
+static bool do_fp_imm(DisasContext *s, arg_rpri_esz *a, uint64_t imm,
gen_helper_sve_fp2scalar *fn)
{
- do_fp_scalar(s, a->rd, a->rn, a->pg, a->esz == MO_16,
- tcg_constant_i64(imm), fn);
+ if (fn == NULL) {
+ return false;
+ }
+ if (sve_access_check(s)) {
+ do_fp_scalar(s, a->rd, a->rn, a->pg, a->esz == MO_16,
+ tcg_constant_i64(imm), fn);
+ }
+ return true;
}
#define DO_FP_IMM(NAME, name, const0, const1) \
static bool trans_##NAME##_zpzi(DisasContext *s, arg_rpri_esz *a) \
{ \
- static gen_helper_sve_fp2scalar * const fns[3] = { \
- gen_helper_sve_##name##_h, \
+ static gen_helper_sve_fp2scalar * const fns[4] = { \
+ NULL, gen_helper_sve_##name##_h, \
gen_helper_sve_##name##_s, \
gen_helper_sve_##name##_d \
}; \
- static uint64_t const val[3][2] = { \
+ static uint64_t const val[4][2] = { \
+ { -1, -1 }, \
{ float16_##const0, float16_##const1 }, \
{ float32_##const0, float32_##const1 }, \
{ float64_##const0, float64_##const1 }, \
}; \
- if (a->esz == 0) { \
- return false; \
- } \
- if (sve_access_check(s)) { \
- do_fp_imm(s, a, val[a->esz - 1][a->imm], fns[a->esz - 1]); \
- } \
- return true; \
+ return do_fp_imm(s, a, val[a->esz][a->imm], fns[a->esz]); \
}
DO_FP_IMM(FADD, fadds, half, one)