diff options
| author | Aleksandar Markovic <aleksandar.qemu.devel@gmail.com> | 2020-05-18 22:09:06 +0200 |
|---|---|---|
| committer | Aleksandar Markovic <aleksandar.qemu.devel@gmail.com> | 2020-06-09 17:32:45 +0200 |
| commit | faec75244c6878d62d1474b9462b552a829d7f3d (patch) | |
| tree | bfc2eaeac0b2418d36145aa01108ac3e4b1cdfe7 /target/mips/fpu_helper.c | |
| parent | 16734cc1da678e906c6d472dbbba8ac80bdf2f06 (diff) | |
| download | qemu-faec75244c6878d62d1474b9462b552a829d7f3d.zip | |
target/mips: fpu: Demacro MSUB.<D|S|PS>
This is just a cosmetic change to enable tools like gcov, gdb,
callgrind, etc. to better display involved source code.
Reviewed-by: Aleksandar Rikalo <aleksandar.rikalo@syrmia.com>
Signed-off-by: Aleksandar Markovic <aleksandar.qemu.devel@gmail.com>
Message-Id: <20200518200920.17344-8-aleksandar.qemu.devel@gmail.com>
Diffstat (limited to 'target/mips/fpu_helper.c')
| -rw-r--r-- | target/mips/fpu_helper.c | 40 |
1 files changed, 39 insertions, 1 deletions
diff --git a/target/mips/fpu_helper.c b/target/mips/fpu_helper.c index c070081cbc..e37fc4075d 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(msub, float_muladd_negate_c) FLOAT_FMA(nmadd, float_muladd_negate_result) FLOAT_FMA(nmsub, float_muladd_negate_result | float_muladd_negate_c) #undef FLOAT_FMA @@ -1539,6 +1538,45 @@ uint64_t helper_float_madd_ps(CPUMIPSState *env, uint64_t fdt0, return ((uint64_t)fsth0 << 32) | fstl0; } +uint64_t helper_float_msub_d(CPUMIPSState *env, uint64_t fst0, + uint64_t fst1, uint64_t fst2) +{ + fst0 = float64_mul(fst0, fst1, &env->active_fpu.fp_status); + fst0 = float64_sub(fst0, fst2, &env->active_fpu.fp_status); + + update_fcr31(env, GETPC()); + return fst0; +} + +uint32_t helper_float_msub_s(CPUMIPSState *env, uint32_t fst0, + uint32_t fst1, uint32_t fst2) +{ + fst0 = float32_mul(fst0, fst1, &env->active_fpu.fp_status); + fst0 = float32_sub(fst0, fst2, &env->active_fpu.fp_status); + + update_fcr31(env, GETPC()); + return fst0; +} + +uint64_t helper_float_msub_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_sub(fstl0, fstl2, &env->active_fpu.fp_status); + fsth0 = float32_mul(fsth0, fsth1, &env->active_fpu.fp_status); + fsth0 = float32_sub(fsth0, fsth2, &env->active_fpu.fp_status); + + 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, \ |