70 lines
1.6 KiB
YAML
70 lines
1.6 KiB
YAML
# RUN: llc -verify-machineinstrs -x mir -filetype=obj < %s -o %t.o
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# RUN: llvm-objdump -dr %t.o | FileCheck %s
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# CHECK-LABEL: .read_x
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# CHECK: lbz 3, 2(2)
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# CHECK-NEXT: R_TOC x
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# CHECK-LABEL: .read_y
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# CHECK: lbz 3, 0(2)
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# CHECK-NEXT: R_TOC y
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--- |
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; ModuleID = '<stdin>'
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source_filename = "<stdin>"
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target datalayout = "E-m:a-Fi64-i64:64-n32:64-S128-v256:256:256-v512:512:512"
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target triple = "powerpc64-ibm-aix"
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@x = local_unnamed_addr global i32 218114560, align 4 #0
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@y = external local_unnamed_addr global i32, align 4 #0
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define signext range(i32 0, 256) i32 @read_x() {
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entry:
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%0 = load i32, ptr @x, align 4
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%shr = lshr i32 %0, 8
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%and = and i32 %shr, 255
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ret i32 %and
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}
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define signext range(i32 0, 256) i32 @read_y() {
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entry:
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%0 = load i32, ptr @y, align 4
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%shr = lshr i32 %0, 16
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%and = and i32 %shr, 255
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ret i32 %and
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}
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attributes #0 = { "toc-data" }
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...
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---
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name: read_x
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alignment: 4
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tracksRegLiveness: true
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registers:
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- { id: 0, class: g8rc }
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frameInfo:
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maxAlignment: 8
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machineFunctionInfo: {}
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body: |
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bb.0.entry:
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%0:g8rc = LBZ8 @x + 2, $x2 :: (dereferenceable load (s8) from @x + 2, align 2, basealign 4)
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$x3 = COPY %0
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BLR8 implicit $lr8, implicit $rm, implicit $x3
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...
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---
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name: read_y
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alignment: 4
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tracksRegLiveness: true
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registers:
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- { id: 0, class: g8rc }
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frameInfo:
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maxAlignment: 8
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machineFunctionInfo: {}
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body: |
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bb.0.entry:
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%0:g8rc = LBZ8 @y + 1, $x2 :: (dereferenceable load (s8) from @y + 1, basealign 4)
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$x3 = COPY %0
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BLR8 implicit $lr8, implicit $rm, implicit $x3
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...
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