diff options
| author | Connor Abbott <[email protected]> | 2017-06-30 19:10:43 -0700 |
|---|---|---|
| committer | Connor Abbott <[email protected]> | 2017-07-03 11:58:59 -0700 |
| commit | 2ec77f7a3c95802cd54b015f613b044c0d135f72 (patch) | |
| tree | b26317030a8ff6ec773b92477edf8f7a3b55211e /src | |
| parent | 7168425dd77f37fa048de5a4639619763556c331 (diff) | |
ac/nir: fix 64-bit shifts
NIR always makes the shift amount 32 bits, but LLVM asserts if the two
sources aren't the same type. Zero-extend the shift amount to make LLVM
happy.
Signed-off-by: Connor Abbott <[email protected]>
Reviewed-by: Bas Nieuwenhuizen <[email protected]>
Diffstat (limited to 'src')
| -rw-r--r-- | src/amd/common/ac_nir_to_llvm.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/src/amd/common/ac_nir_to_llvm.c b/src/amd/common/ac_nir_to_llvm.c index 88f3f44e92c..e72747ab78a 100644 --- a/src/amd/common/ac_nir_to_llvm.c +++ b/src/amd/common/ac_nir_to_llvm.c @@ -1621,13 +1621,22 @@ static void visit_alu(struct nir_to_llvm_context *ctx, const nir_alu_instr *inst result = LLVMBuildXor(ctx->builder, src[0], src[1], ""); break; case nir_op_ishl: - result = LLVMBuildShl(ctx->builder, src[0], src[1], ""); + result = LLVMBuildShl(ctx->builder, src[0], + LLVMBuildZExt(ctx->builder, src[1], + LLVMTypeOf(src[0]), ""), + ""); break; case nir_op_ishr: - result = LLVMBuildAShr(ctx->builder, src[0], src[1], ""); + result = LLVMBuildAShr(ctx->builder, src[0], + LLVMBuildZExt(ctx->builder, src[1], + LLVMTypeOf(src[0]), ""), + ""); break; case nir_op_ushr: - result = LLVMBuildLShr(ctx->builder, src[0], src[1], ""); + result = LLVMBuildLShr(ctx->builder, src[0], + LLVMBuildZExt(ctx->builder, src[1], + LLVMTypeOf(src[0]), ""), + ""); break; case nir_op_ilt: result = emit_int_cmp(&ctx->ac, LLVMIntSLT, src[0], src[1]); |