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-rw-r--r--src/amd/common/ac_llvm_build.c8
-rw-r--r--src/amd/common/ac_llvm_build.h1
-rw-r--r--src/amd/common/ac_nir_to_llvm.c3
3 files changed, 12 insertions, 0 deletions
diff --git a/src/amd/common/ac_llvm_build.c b/src/amd/common/ac_llvm_build.c
index 949f181aace..e5cd23e0251 100644
--- a/src/amd/common/ac_llvm_build.c
+++ b/src/amd/common/ac_llvm_build.c
@@ -1734,3 +1734,11 @@ void ac_optimize_vs_outputs(struct ac_llvm_context *ctx,
*num_param_exports = exports.num;
}
}
+
+void ac_init_exec_full_mask(struct ac_llvm_context *ctx)
+{
+ LLVMValueRef full_mask = LLVMConstInt(ctx->i64, ~0ull, 0);
+ ac_build_intrinsic(ctx,
+ "llvm.amdgcn.init.exec", ctx->voidt,
+ &full_mask, 1, AC_FUNC_ATTR_CONVERGENT);
+}
diff --git a/src/amd/common/ac_llvm_build.h b/src/amd/common/ac_llvm_build.h
index f0b5875b423..aa2a2899ab4 100644
--- a/src/amd/common/ac_llvm_build.h
+++ b/src/amd/common/ac_llvm_build.h
@@ -281,6 +281,7 @@ void ac_optimize_vs_outputs(struct ac_llvm_context *ac,
uint8_t *vs_output_param_offset,
uint32_t num_outputs,
uint8_t *num_param_exports);
+void ac_init_exec_full_mask(struct ac_llvm_context *ctx);
#ifdef __cplusplus
}
#endif
diff --git a/src/amd/common/ac_nir_to_llvm.c b/src/amd/common/ac_nir_to_llvm.c
index 44de834bd86..0e1c65ae813 100644
--- a/src/amd/common/ac_nir_to_llvm.c
+++ b/src/amd/common/ac_nir_to_llvm.c
@@ -6488,6 +6488,9 @@ LLVMModuleRef ac_translate_nir_to_llvm(LLVMTargetMachineRef tm,
ctx.abi.load_ssbo = radv_load_ssbo;
ctx.abi.load_sampler_desc = radv_get_sampler_desc;
+ if (shader_count >= 2)
+ ac_init_exec_full_mask(&ctx.ac);
+
if (ctx.ac.chip_class == GFX9 &&
shaders[shader_count - 1]->stage == MESA_SHADER_TESS_CTRL)
ac_nir_fixup_ls_hs_input_vgprs(&ctx);