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| author | Richard Henderson | 2021-12-17 17:57:16 +0100 |
|---|---|---|
| committer | Cédric Le Goater | 2021-12-17 17:57:16 +0100 |
| commit | 41ae890d08b2254da02c2b422a85cbb9d38843df (patch) | |
| tree | 09c6e41a7540e892663a84cdbf4c00f542cc95ef /target/ppc/helper.h | |
| parent | target/ppc: Add helpers for fmadds et al (diff) | |
| download | qemu-41ae890d08b2254da02c2b422a85cbb9d38843df.tar.gz qemu-41ae890d08b2254da02c2b422a85cbb9d38843df.tar.xz qemu-41ae890d08b2254da02c2b422a85cbb9d38843df.zip | |
target/ppc: Add helper for fsqrts
Use float64r32_sqrt. Fixes a double-rounding issue with performing
the compuation in float64 and then rounding afterward.
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20211119160502.17432-30-richard.henderson@linaro.org>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Diffstat (limited to 'target/ppc/helper.h')
| -rw-r--r-- | target/ppc/helper.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/target/ppc/helper.h b/target/ppc/helper.h index 8a9f2ee7ed..9d7c9a919a 100644 --- a/target/ppc/helper.h +++ b/target/ppc/helper.h @@ -106,6 +106,7 @@ DEF_HELPER_4(fmsubs, i64, env, i64, i64, i64) DEF_HELPER_4(fnmadds, i64, env, i64, i64, i64) DEF_HELPER_4(fnmsubs, i64, env, i64, i64, i64) DEF_HELPER_2(fsqrt, f64, env, f64) +DEF_HELPER_2(fsqrts, f64, env, f64) DEF_HELPER_2(fre, i64, env, i64) DEF_HELPER_2(fres, i64, env, i64) DEF_HELPER_2(frsqrte, i64, env, i64) |