diff options
Diffstat (limited to 'llvm/test/CodeGen/Thumb2/LowOverheadLoops/revert-while.mir')
-rw-r--r-- | llvm/test/CodeGen/Thumb2/LowOverheadLoops/revert-while.mir | 26 |
1 files changed, 14 insertions, 12 deletions
diff --git a/llvm/test/CodeGen/Thumb2/LowOverheadLoops/revert-while.mir b/llvm/test/CodeGen/Thumb2/LowOverheadLoops/revert-while.mir index 754d35ea89b..9e0944afbc0 100644 --- a/llvm/test/CodeGen/Thumb2/LowOverheadLoops/revert-while.mir +++ b/llvm/test/CodeGen/Thumb2/LowOverheadLoops/revert-while.mir @@ -13,6 +13,9 @@ # CHECK-NEXT: tB %bb.3, 14 --- | + target datalayout = "e-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64" + target triple = "thumbv8.1m.main" + define void @ne_trip_count(i1 zeroext %t1, i32* nocapture %a, i32* nocapture readonly %b, i32 %N) #0 { entry: %0 = call i1 @llvm.test.set.loop.iterations.i32(i32 %N) @@ -23,15 +26,15 @@ %scevgep5 = getelementptr i32, i32* %b, i32 -1 br label %do.body - do.body: ; preds = %do.body.preheader, %do.body + do.body: ; preds = %do.body, %do.body.preheader %lsr.iv6 = phi i32* [ %scevgep5, %do.body.preheader ], [ %scevgep7, %do.body ] %lsr.iv = phi i32* [ %scevgep2, %do.body.preheader ], [ %scevgep3, %do.body ] %1 = phi i32 [ %2, %do.body ], [ %N, %do.body.preheader ] - %scevgep8 = getelementptr i32, i32* %lsr.iv6, i32 1 - %scevgep4 = getelementptr i32, i32* %lsr.iv, i32 1 + %scevgep = getelementptr i32, i32* %lsr.iv6, i32 1 + %scevgep1 = getelementptr i32, i32* %lsr.iv, i32 1 %size = call i32 @llvm.arm.space(i32 4096, i32 undef) - %tmp = load i32, i32* %scevgep8, align 4 - store i32 %tmp, i32* %scevgep4, align 4 + %tmp = load i32, i32* %scevgep, align 4 + store i32 %tmp, i32* %scevgep1, align 4 %2 = call i32 @llvm.loop.decrement.reg.i32.i32.i32(i32 %1, i32 1) %3 = icmp ne i32 %2, 0 %scevgep3 = getelementptr i32, i32* %lsr.iv, i32 1 @@ -51,9 +54,6 @@ ; Function Attrs: noduplicate nounwind declare i32 @llvm.loop.decrement.reg.i32.i32.i32(i32, i32) #2 - ; Function Attrs: nounwind - declare void @llvm.stackprotector(i8*, i8**) #1 - attributes #0 = { "target-features"="+lob" } attributes #1 = { nounwind } attributes #2 = { noduplicate nounwind } @@ -67,7 +67,7 @@ legalized: false regBankSelected: false selected: false failedISel: false -tracksRegLiveness: false +tracksRegLiveness: true hasWinCFI: false registers: [] liveins: @@ -107,6 +107,7 @@ machineFunctionInfo: {} body: | bb.0.entry: successors: %bb.1(0x40000000), %bb.3(0x40000000) + liveins: $r1, $r2, $r3, $r7, $lr frame-setup tPUSH 14, $noreg, killed $r7, killed $lr, implicit-def $sp, implicit $sp frame-setup CFI_INSTRUCTION def_cfa_offset 8 @@ -117,6 +118,7 @@ body: | bb.1.do.body.preheader: successors: %bb.2(0x80000000) + liveins: $r1, $r2, $r3 renamable $r0, dead $cpsr = tSUBi3 killed renamable $r2, 4, 14, $noreg renamable $r1, dead $cpsr = tSUBi8 killed renamable $r1, 4, 14, $noreg @@ -124,10 +126,11 @@ body: | bb.2.do.body: successors: %bb.2(0x7c000000), %bb.3(0x04000000) + liveins: $lr, $r0, $r1 dead renamable $r2 = SPACE 4096, undef renamable $r0 - renamable $r2, renamable $r0 = t2LDR_PRE killed renamable $r0, 4, 14, $noreg :: (load 4 from %ir.scevgep8) - early-clobber renamable $r1 = t2STR_PRE killed renamable $r2, killed renamable $r1, 4, 14, $noreg :: (store 4 into %ir.scevgep4) + renamable $r2, renamable $r0 = t2LDR_PRE killed renamable $r0, 4, 14, $noreg :: (load 4 from %ir.scevgep) + early-clobber renamable $r1 = t2STR_PRE killed renamable $r2, killed renamable $r1, 4, 14, $noreg :: (store 4 into %ir.scevgep1) renamable $lr = t2LoopDec killed renamable $lr, 1 t2LoopEnd renamable $lr, %bb.2, implicit-def dead $cpsr tB %bb.3, 14, $noreg @@ -136,4 +139,3 @@ body: | tPOP_RET 14, $noreg, def $r7, def $pc ... - |