diff options
| author | Richard Henderson <richard.henderson@linaro.org> | 2022-04-22 09:28:38 -0700 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2022-04-26 08:16:58 -0700 |
| commit | 3099c41bee4d6a882f9f4cc8ed4c4b3e4aa64222 (patch) | |
| tree | 563ced9b482918d15d2f4c151ea5db97248aba25 /target/nios2 | |
| parent | 7c849046af7cec5efbacdb9b3ff14ebef9abebd6 (diff) | |
target/nios2: Split out helpers for gen_rr_mul_high
Rename the macro from gen_r_mul, because these are the multiply
variants that produce a high-part result. Do as little work as
possible within the macro; split out helper functions and pass
in arguments instead.
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'target/nios2')
| -rw-r--r-- | target/nios2/translate.c | 31 |
1 files changed, 18 insertions, 13 deletions
diff --git a/target/nios2/translate.c b/target/nios2/translate.c index 4f52606516..5979427c8e 100644 --- a/target/nios2/translate.c +++ b/target/nios2/translate.c @@ -122,6 +122,7 @@ typedef struct { typedef void GenFn2i(TCGv, TCGv, target_long); typedef void GenFn3(TCGv, TCGv, TCGv); +typedef void GenFn4(TCGv, TCGv, TCGv, TCGv); typedef struct DisasContext { DisasContextBase base; @@ -669,21 +670,25 @@ gen_ri_math_logic(srli, shri) gen_ri_math_logic(slli, shli) gen_ri_math_logic(roli, rotli) -#define gen_r_mul(fname, insn) \ -static void (fname)(DisasContext *dc, uint32_t code, uint32_t flags) \ -{ \ - R_TYPE(instr, (code)); \ - if (likely(instr.c != R_ZERO)) { \ - TCGv t0 = tcg_temp_new(); \ - tcg_gen_##insn(t0, cpu_R[instr.c], \ - load_gpr(dc, instr.a), load_gpr(dc, instr.b)); \ - tcg_temp_free(t0); \ - } \ +static void do_rr_mul_high(DisasContext *dc, uint32_t insn, GenFn4 *fn) +{ + R_TYPE(instr, insn); + + if (likely(instr.c != R_ZERO)) { + TCGv discard = tcg_temp_new(); + fn(discard, cpu_R[instr.c], load_gpr(dc, instr.a), + load_gpr(dc, instr.b)); + tcg_temp_free(discard); + } } -gen_r_mul(mulxss, muls2_tl) -gen_r_mul(mulxuu, mulu2_tl) -gen_r_mul(mulxsu, mulsu2_tl) +#define gen_rr_mul_high(fname, insn) \ + static void (fname)(DisasContext *dc, uint32_t code, uint32_t flags) \ + { do_rr_mul_high(dc, code, tcg_gen_##insn##_tl); } + +gen_rr_mul_high(mulxss, muls2) +gen_rr_mul_high(mulxuu, mulu2) +gen_rr_mul_high(mulxsu, mulsu2) #define gen_r_shift_s(fname, insn) \ static void (fname)(DisasContext *dc, uint32_t code, uint32_t flags) \ |