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annotate test/CodeGen/Mips/selectiondag-optlevel.ll @ 120:1172e4bd9c6f

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update 4.0.0
author mir3636
date Fri, 25 Nov 2016 19:14:25 +0900
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120
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1 ; RUN: llc -march=mips -fast-isel=false -O0 < %s 2>&1 | FileCheck %s -check-prefix=O0
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2 ; RUN: llc -march=mips -fast-isel=false -O2 < %s 2>&1 | FileCheck %s -check-prefix=O2
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3
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4 ; At -O0, DAGCombine won't try to merge these consecutive loads but it will at
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5 ; -O2.
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6
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7 define void @foo() nounwind {
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8 entry:
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9 %0 = alloca [2 x i8], align 32
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10 %1 = getelementptr inbounds [2 x i8], [2 x i8]* %0, i32 0, i32 0
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11 store i8 1, i8* %1
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12 %2 = getelementptr inbounds [2 x i8], [2 x i8]* %0, i32 0, i32 1
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13 store i8 1, i8* %2
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14 ret void
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15 }
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16
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17 ; O0: addiu $[[REG:[0-9]+]], $zero, 1
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18 ; O0-DAG: sb $[[REG]], 0($sp)
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19 ; O0-DAG: sb $[[REG]], 1($sp)
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20
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21 ; O2: addiu $[[REG:[0-9]+]], $zero, 257
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22 ; O2: sh $[[REG]], 0($sp)