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ac/nir: fix 64-bit nir_op_f2f16_rtz

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Signed-off-by: Rhys Perry <pendingchaos02@gmail.com>
Reviewed-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
This commit is contained in:
Rhys Perry 2018-12-06 15:00:21 +00:00
parent c4ea20c0a0
commit 7e5004e30a
1 changed files with 2 additions and 0 deletions
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2
src/amd/common/ac_nir_to_llvm.c
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@ -884,6 +884,8 @@ static void visit_alu(struct ac_nir_context *ctx, const nir_alu_instr *instr)
break;
case nir_op_f2f16_rtz:
src[0] = ac_to_float(&ctx->ac, src[0]);
if (LLVMTypeOf(src[0]) == ctx->ac.f64)
src[0] = LLVMBuildFPTrunc(ctx->ac.builder, src[0], ctx->ac.f32, "");
LLVMValueRef param[2] = { src[0], ctx->ac.f32_0 };
result = ac_build_cvt_pkrtz_f16(&ctx->ac, param);
result = LLVMBuildExtractElement(ctx->ac.builder, result, ctx->ac.i32_0, "");