Module: Mesa Branch: master Commit: 48ab21109cf2eb114ea0b0a298e4c58954323ff6 URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=48ab21109cf2eb114ea0b0a298e4c58954323ff6
Author: Dave Airlie <[email protected]> Date: Mon Jan 20 14:56:36 2020 +1000 gallivm: fix find lsb the GLSL return value is different than the llvm intrinsic. Fixes arb gpu shader5 tests Reviewed-by: Roland Scheidegger <[email protected]> Tested-by: Marge Bot <https://gitlab.freedesktop.org/mesa/mesa/merge_requests/3528> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/merge_requests/3528> --- src/gallium/auxiliary/gallivm/lp_bld_bitarit.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/src/gallium/auxiliary/gallivm/lp_bld_bitarit.c b/src/gallium/auxiliary/gallivm/lp_bld_bitarit.c index eee3cba2fb5..97e5a137e89 100644 --- a/src/gallium/auxiliary/gallivm/lp_bld_bitarit.c +++ b/src/gallium/auxiliary/gallivm/lp_bld_bitarit.c @@ -276,7 +276,8 @@ lp_build_cttz(struct lp_build_context *bld, LLVMValueRef a) LLVMValueRef undef_val = LLVMConstNull(LLVMInt1TypeInContext(bld->gallivm->context)); result = lp_build_intrinsic_binary(builder, intr_str, bld->vec_type, a, undef_val); - return result; + return LLVMBuildSelect(builder, LLVMBuildICmp(builder, LLVMIntEQ, a, bld->zero, ""), + lp_build_const_int_vec(bld->gallivm, bld->type, -1), result, ""); } LLVMValueRef _______________________________________________ mesa-commit mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/mesa-commit
