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| author | Richard Henderson <richard.henderson@linaro.org> | 2023-08-04 23:24:04 +0000 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2023-08-24 11:22:42 -0700 |
| commit | 3635502dd00bcfee3a6ab790d950c2fc4ace607b (patch) | |
| tree | d3a3f2e187d586a23b33af696d3c24dd11a8a114 /docs/devel | |
| parent | 13d885b0ad4ada4d216b0341de5ae4a9ce3f5abb (diff) | |
tcg: Introduce negsetcond opcodes
Introduce a new opcode for negative setcond.
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'docs/devel')
| -rw-r--r-- | docs/devel/tcg-ops.rst | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/docs/devel/tcg-ops.rst b/docs/devel/tcg-ops.rst index 53695e1623..9e2a931d85 100644 --- a/docs/devel/tcg-ops.rst +++ b/docs/devel/tcg-ops.rst @@ -498,6 +498,12 @@ Conditional moves | | Set *dest* to 1 if (*t1* *cond* *t2*) is true, otherwise set to 0. + * - negsetcond_i32/i64 *dest*, *t1*, *t2*, *cond* + + - | *dest* = -(*t1* *cond* *t2*) + | + | Set *dest* to -1 if (*t1* *cond* *t2*) is true, otherwise set to 0. + * - movcond_i32/i64 *dest*, *c1*, *c2*, *v1*, *v2*, *cond* - | *dest* = (*c1* *cond* *c2* ? *v1* : *v2*) |