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nir: Minor clean up in nir_alu_srcs_negative_equal

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Eliminate some cruft left after a8013644a1.

Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/27087>
This commit is contained in:
Ian Romanick 2024-01-16 12:10:02 -08:00 • committed by Lionel Landwerlin
parent b289028d0a
commit 4740ee8d67
1 changed files with 1 additions and 8 deletions
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9
src/compiler/nir/nir_instr_set.c
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@ -391,20 +391,12 @@ nir_alu_srcs_negative_equal(const nir_alu_instr *alu1,
}
#endif
bool parity = false;
/* Handling load_const instructions is tricky. */
const nir_const_value *const const1 =
nir_src_as_const_value(alu1->src[src1].src);
if (const1 != NULL) {
/* Assume that constant folding will eliminate source mods and unary
* ops.
*/
if (parity)
return false;
const nir_const_value *const const2 =
nir_src_as_const_value(alu2->src[src2].src);
@ -431,6 +423,7 @@ nir_alu_srcs_negative_equal(const nir_alu_instr *alu1,
uint8_t alu1_swizzle[NIR_MAX_VEC_COMPONENTS] = { 0 };
nir_src alu1_actual_src;
nir_alu_instr *neg1 = get_neg_instr(alu1->src[src1].src);
bool parity = false;
if (neg1) {
parity = !parity;