From: Nicolai Hähnle <[email protected]>
---
src/amd/common/ac_nir_to_llvm.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/src/amd/common/ac_nir_to_llvm.c b/src/amd/common/ac_nir_to_llvm.c
index 0a5f1b3..c3993af 100644
--- a/src/amd/common/ac_nir_to_llvm.c
+++ b/src/amd/common/ac_nir_to_llvm.c
@@ -1300,20 +1300,29 @@ static LLVMValueRef emit_uint_carry(struct
ac_llvm_context *ctx,
res = LLVMBuildZExt(ctx->builder, res, ctx->i32, "");
return res;
}
static LLVMValueRef emit_b2f(struct ac_llvm_context *ctx,
LLVMValueRef src0)
{
return LLVMBuildAnd(ctx->builder, src0, LLVMBuildBitCast(ctx->builder,
LLVMConstReal(ctx->f32, 1.0), ctx->i32, ""), "");
}
+static LLVMValueRef emit_f2b(struct ac_llvm_context *ctx,
+ LLVMValueRef src0)
+{
+ src0 = to_float(ctx, src0);
+ return LLVMBuildSExt(ctx->builder,
+ LLVMBuildFCmp(ctx->builder, LLVMRealUNE, src0,
ctx->f32_0, ""),
+ ctx->i32, "");
+}
+
static LLVMValueRef emit_b2i(struct ac_llvm_context *ctx,
LLVMValueRef src0)
{
return LLVMBuildAnd(ctx->builder, src0, ctx->i32_1, "");
}
static LLVMValueRef emit_i2b(struct ac_llvm_context *ctx,
LLVMValueRef src0)
{
return LLVMBuildSExt(ctx->builder,
@@ -1836,20 +1845,23 @@ static void visit_alu(struct ac_nir_context *ctx, const
nir_alu_instr *instr)
break;
case nir_op_uadd_carry:
result = emit_uint_carry(&ctx->ac,
"llvm.uadd.with.overflow.i32", src[0], src[1]);
break;
case nir_op_usub_borrow:
result = emit_uint_carry(&ctx->ac,
"llvm.usub.with.overflow.i32", src[0], src[1]);
break;
case nir_op_b2f:
result = emit_b2f(&ctx->ac, src[0]);
break;
+ case nir_op_f2b:
+ result = emit_f2b(&ctx->ac, src[0]);
+ break;
case nir_op_b2i:
result = emit_b2i(&ctx->ac, src[0]);
break;
case nir_op_i2b:
result = emit_i2b(&ctx->ac, src[0]);
break;
case nir_op_fquantize2f16:
result = emit_f2f16(ctx->nctx, src[0]);
break;
case nir_op_umul_high:
--
2.9.3
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