RKSimon added a comment.
@pratlucas I'm seeing errors on my EXPENSIVE_CHECKS builds - please can you
take a look?
Command Output (stdout):
--
$ ":" "RUN: at line 1"
$ "e:\llvm\ninja\bin\llc.exe" "-mtriple" "thumb-arm-none-eabi" "-filetype"
"asm" "-o" "-" "E:\llvm\llvm-project\llvm\test\CodeGen\Thumb\frame-chain.ll"
"-frame-pointer=all"
# command stderr:
# After Prologue/Epilogue Insertion & Frame Finalization
# Machine code for function required_fp: NoPHIs, TracksLiveness, NoVRegs,
TiedOpsRewritten, TracksDebugUserValues
Frame Objects:
fi#0: size=4, align=4, at location [SP-20]
fi#1: size=4, align=4, at location [SP-24]
fi#2: size=4, align=8, at location [SP-32]
fi#3: size=8, align=8, at location [SP-40]
fi#4: variable sized, align=1, at location [SP-40]
fi#5: size=4, align=4, at location [SP-4]
fi#6: size=4, align=4, at location [SP-8]
fi#7: size=4, align=4, at location [SP-12]
fi#8: size=4, align=4, at location [SP-16]
Function Live Ins: $r0, $r1
bb.0 (%ir-block.2):
liveins: $r0, $r1, $r4, $lr
frame-setup tPUSH 14, $noreg, killed $r4, killed $r6, killed $r7, killed
$lr, implicit-def $sp, implicit $sp
frame-setup CFI_INSTRUCTION def_cfa_offset 16
frame-setup CFI_INSTRUCTION offset $lr, -4
frame-setup CFI_INSTRUCTION offset $r7, -8
frame-setup CFI_INSTRUCTION offset $r6, -12
frame-setup CFI_INSTRUCTION offset $r4, -16
$r7 = frame-setup tADDrSPi $sp, 2, 14, $noreg
frame-setup CFI_INSTRUCTION def_cfa $r7, 8
$sp = frame-setup tSUBspi $sp(tied-def 0), 6, 14, $noreg
$r6 = tMOVr $sp, 14, $noreg
$r2 = tMOVr killed $r6, 14, $noreg
tSTRi killed renamable $r1, renamable $r2, 4, 14, $noreg :: (store (s32)
into %ir.4)
tSTRi renamable $r0, renamable $r2, 5, 14, $noreg :: (store (s32) into
%ir.3)
renamable $r1 = COPY $sp
tSTRi killed renamable $r1, renamable $r2, 2, 14, $noreg :: (store (s32)
into %ir.5, align 8)
renamable $r1, dead $cpsr = tLSLri renamable $r0, 2, 14, $noreg
renamable $r1, dead $cpsr = nuw tADDi3 killed renamable $r1, 7, 14, $noreg
renamable $r3, dead $cpsr = tMOVi8 7, 14, $noreg
renamable $r1, dead $cpsr = tBIC killed renamable $r1(tied-def 0), killed
renamable $r3, 14, $noreg
renamable $r3 = COPY $sp
renamable $r1, dead $cpsr = tSUBrr killed renamable $r3, killed renamable
$r1, 14, $noreg
$sp = COPY killed renamable $r1
renamable $r1, dead $cpsr = tMOVi8 0, 14, $noreg
tSTRi killed renamable $r1, $r6, 1, 14, $noreg :: (store (s32) into %ir.6 +
4, basealign 8)
tSTRi killed renamable $r0, killed renamable $r2, 0, 14, $noreg :: (store
(s32) into %ir.6, align 8)
$r4, $cpsr = frame-destroy tSUBi3 killed $r7, 7, 14, $noreg
$r4, $cpsr = frame-destroy tSUBi8 $r4(tied-def 0), 1, 14, $noreg
$sp = frame-destroy tMOVr $r4, 14, $noreg
frame-destroy tPOP 14, $noreg, def $r4, def $r6, def $r7, implicit-def $sp,
implicit $sp
frame-destroy tPOP 14, $noreg, def $r0, implicit-def $sp, implicit $sp
$lr = frame-destroy tMOVr killed $r0, 14, $noreg
tBX_RET 14, $noreg
# End machine code for function required_fp.
*** Bad machine code: Non-flag-setting Thumb1 mov is v6-only ***
- function: required_fp
- basic block: %bb.0 (0x166ad7b18e8)
- instruction: $r2 = tMOVr killed $r6, 14, $noreg
LLVM ERROR: Found 1 machine code errors.
PLEASE submit a bug report to https://github.com/llvm/llvm-project/issues/
and include the crash backtrace
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D125094/new/
https://reviews.llvm.org/D125094
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