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https://github.com/c64scene-ar/llvm-6502.git
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ae3a0be92e
integer and floating-point opcodes, introducing FAdd, FSub, and FMul. For now, the AsmParser, BitcodeReader, and IRBuilder all preserve backwards compatability, and the Core LLVM APIs preserve backwards compatibility for IR producers. Most front-ends won't need to change immediately. This implements the first step of the plan outlined here: http://nondot.org/sabre/LLVMNotes/IntegerOverflow.txt git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72897 91177308-0d34-0410-b5e6-96231b3b80d8
39 lines
1.9 KiB
LLVM
39 lines
1.9 KiB
LLVM
; RUN: llvm-as < %s | llc -march=x86 -mcpu=generic
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; Make sure LLC doesn't crash in the stackifier due to FP PHI nodes.
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define void @radfg_() {
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entry:
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br i1 false, label %no_exit.16.preheader, label %loopentry.0
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loopentry.0: ; preds = %entry
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ret void
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no_exit.16.preheader: ; preds = %entry
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br label %no_exit.16
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no_exit.16: ; preds = %no_exit.16, %no_exit.16.preheader
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br i1 false, label %loopexit.16.loopexit, label %no_exit.16
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loopexit.16.loopexit: ; preds = %no_exit.16
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br label %no_exit.18
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no_exit.18: ; preds = %loopexit.20, %loopexit.16.loopexit
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%tmp.882 = fadd float 0.000000e+00, 0.000000e+00 ; <float> [#uses=2]
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br i1 false, label %loopexit.19, label %no_exit.19.preheader
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no_exit.19.preheader: ; preds = %no_exit.18
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ret void
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loopexit.19: ; preds = %no_exit.18
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br i1 false, label %loopexit.20, label %no_exit.20
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no_exit.20: ; preds = %loopexit.21, %loopexit.19
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%ai2.1122.tmp.3 = phi float [ %tmp.958, %loopexit.21 ], [ %tmp.882, %loopexit.19 ] ; <float> [#uses=1]
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%tmp.950 = fmul float %tmp.882, %ai2.1122.tmp.3 ; <float> [#uses=1]
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%tmp.951 = fsub float 0.000000e+00, %tmp.950 ; <float> [#uses=1]
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%tmp.958 = fadd float 0.000000e+00, 0.000000e+00 ; <float> [#uses=1]
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br i1 false, label %loopexit.21, label %no_exit.21.preheader
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no_exit.21.preheader: ; preds = %no_exit.20
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ret void
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loopexit.21: ; preds = %no_exit.20
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br i1 false, label %loopexit.20, label %no_exit.20
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loopexit.20: ; preds = %loopexit.21, %loopexit.19
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%ar2.1124.tmp.2 = phi float [ 0.000000e+00, %loopexit.19 ], [ %tmp.951, %loopexit.21 ] ; <float> [#uses=0]
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br i1 false, label %loopexit.18.loopexit, label %no_exit.18
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loopexit.18.loopexit: ; preds = %loopexit.20
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ret void
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}
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