---
Open to suggestions for better ways to do this.
src/amd/common/ac_nir_to_llvm.c | 13 ++++++++++---
1 file changed, 10 insertions(+), 3 deletions(-)
diff --git a/src/amd/common/ac_nir_to_llvm.c b/src/amd/common/ac_nir_to_llvm.c
index b0a8a94a2d..f013b4b387 100644
--- a/src/amd/common/ac_nir_to_llvm.c
+++ b/src/amd/common/ac_nir_to_llvm.c
@@ -1422,9 +1422,16 @@ static LLVMValueRef emit_f2b(struct ac_llvm_context *ctx,
}
static LLVMValueRef emit_b2i(struct ac_llvm_context *ctx,
- LLVMValueRef src0)
+ LLVMValueRef src0,
+ unsigned bitsize)
{
- return LLVMBuildAnd(ctx->builder, src0, ctx->i32_1, "");
+ LLVMValueRef result = LLVMBuildAnd(ctx->builder, src0, ctx->i32_1, "");
+
+ if (bitsize == 32)
+ return result;
+
+ LLVMValueRef icond = LLVMBuildICmp(ctx->builder, LLVMIntEQ, result,
ctx->i32_1, "");
+ return LLVMBuildSelect(ctx->builder, icond, ctx->i64_1, ctx->i64_0, "");
}
static LLVMValueRef emit_i2b(struct ac_llvm_context *ctx,
@@ -1979,7 +1986,7 @@ static void visit_alu(struct ac_nir_context *ctx, const
nir_alu_instr *instr)
result = emit_f2b(&ctx->ac, src[0]);
break;
case nir_op_b2i:
- result = emit_b2i(&ctx->ac, src[0]);
+ result = emit_b2i(&ctx->ac, src[0],
instr->dest.dest.ssa.bit_size);
break;
case nir_op_i2b:
src[0] = ac_to_integer(&ctx->ac, src[0]);
--
2.14.3
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