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