From 0278586d603dec01bbd8eddc48c1c063db070cf1 Mon Sep 17 00:00:00 2001 From: Aleksandar Markovic Date: Mon, 18 May 2020 22:09:07 +0200 Subject: [PATCH] target/mips: fpu: Demacro NMADD. This is just a cosmetic change to enable tools like gcov, gdb, callgrind, etc. to better display involved source code. Reviewed-by: Aleksandar Rikalo Signed-off-by: Aleksandar Markovic Message-Id: <20200518200920.17344-9-aleksandar.qemu.devel@gmail.com> --- target/mips/fpu_helper.c | 44 +++++++++++++++++++++++++++++++++++++++++++- 1 file changed, 43 insertions(+), 1 deletion(-) diff --git a/target/mips/fpu_helper.c b/target/mips/fpu_helper.c index e37fc4075d..d4c065f281 100644 --- a/target/mips/fpu_helper.c +++ b/target/mips/fpu_helper.c @@ -1495,7 +1495,6 @@ uint64_t helper_float_ ## name ## _ps(CPUMIPSState *env, \ update_fcr31(env, GETPC()); \ return ((uint64_t)fsth0 << 32) | fst0; \ } -FLOAT_FMA(nmadd, float_muladd_negate_result) FLOAT_FMA(nmsub, float_muladd_negate_result | float_muladd_negate_c) #undef FLOAT_FMA @@ -1577,6 +1576,49 @@ uint64_t helper_float_msub_ps(CPUMIPSState *env, uint64_t fdt0, return ((uint64_t)fsth0 << 32) | fstl0; } +uint64_t helper_float_nmadd_d(CPUMIPSState *env, uint64_t fst0, + uint64_t fst1, uint64_t fst2) +{ + fst0 = float64_mul(fst0, fst1, &env->active_fpu.fp_status); + fst0 = float64_add(fst0, fst2, &env->active_fpu.fp_status); + fst0 = float64_chs(fst0); + + update_fcr31(env, GETPC()); + return fst0; +} + +uint32_t helper_float_nmadd_s(CPUMIPSState *env, uint32_t fst0, + uint32_t fst1, uint32_t fst2) +{ + fst0 = float32_mul(fst0, fst1, &env->active_fpu.fp_status); + fst0 = float32_add(fst0, fst2, &env->active_fpu.fp_status); + fst0 = float32_chs(fst0); + + update_fcr31(env, GETPC()); + return fst0; +} + +uint64_t helper_float_nmadd_ps(CPUMIPSState *env, uint64_t fdt0, + uint64_t fdt1, uint64_t fdt2) +{ + uint32_t fstl0 = fdt0 & 0XFFFFFFFF; + uint32_t fsth0 = fdt0 >> 32; + uint32_t fstl1 = fdt1 & 0XFFFFFFFF; + uint32_t fsth1 = fdt1 >> 32; + uint32_t fstl2 = fdt2 & 0XFFFFFFFF; + uint32_t fsth2 = fdt2 >> 32; + + fstl0 = float32_mul(fstl0, fstl1, &env->active_fpu.fp_status); + fstl0 = float32_add(fstl0, fstl2, &env->active_fpu.fp_status); + fstl0 = float32_chs(fstl0); + fsth0 = float32_mul(fsth0, fsth1, &env->active_fpu.fp_status); + fsth0 = float32_add(fsth0, fsth2, &env->active_fpu.fp_status); + fsth0 = float32_chs(fsth0); + + update_fcr31(env, GETPC()); + return ((uint64_t)fsth0 << 32) | fstl0; +} + #define FLOAT_FMADDSUB(name, bits, muladd_arg) \ uint ## bits ## _t helper_float_ ## name(CPUMIPSState *env, \ -- 2.11.4.GIT