dcb2da13f1
Add a new llvm.fptrunc.round intrinsic to precisely control the rounding mode when converting from f32 to f16. Differential Revision: https://reviews.llvm.org/D110579
14 lines
565 B
LLVM
14 lines
565 B
LLVM
; RUN: not opt -verify < %s 2>&1 | FileCheck %s
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declare half @llvm.fptrunc.round(float, metadata)
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define void @test_fptrunc_round_dynamic(float %a) {
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; CHECK: unsupported rounding mode argument
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%res = call half @llvm.fptrunc.round(float %a, metadata !"round.dynamic")
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; CHECK: unsupported rounding mode argument
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%res1 = call half @llvm.fptrunc.round(float %a, metadata !"round.test")
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; CHECK: invalid value for llvm.fptrunc.round metadata operand (the operand should be a string)
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%res2 = call half @llvm.fptrunc.round(float %a, metadata i32 5)
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ret void
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}
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