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clang-p2996/llvm/test/CodeGen/Hexagon/cext-opt-basic.mir
Fangrui Song 2208c97c1b [Hexagon,test] Change llc -march= to -mtriple=
Similar to 806761a762

-mtriple= specifies the full target triple while -march= merely sets the
architecture part of the default target triple, leaving a target triple which
may not make sense.

Therefore, -march= is error-prone and not recommended for tests without a target
triple. The issue has been benign as we recognize $unknown-apple-darwin as ELF instead
of rejecting it outrightly.
2024-12-15 10:20:22 -08:00

75 lines
1.9 KiB
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# RUN: llc -mtriple=hexagon -run-pass hexagon-cext-opt -hexagon-cext-threshold=3 %s -o - | FileCheck %s
--- |
define void @test0() { ret void }
define void @test1() { ret void }
define void @test2() { ret void }
@global_address = global [1024 x i32] zeroinitializer, align 8
...
# CHECK-LABEL: name: test0
# CHECK: [[B:%[0-9]+]]:intregs = A2_tfrsi @global_address
# CHECK: L2_loadri_io [[B]], 0
# CHECK: L2_loadri_io [[B]], 4
# CHECK: L2_loadri_io [[B]], 8
---
name: test0
registers:
- { id: 0, class: intregs }
- { id: 1, class: intregs }
- { id: 2, class: intregs }
body: |
bb.0:
%0 = PS_loadriabs @global_address
%1 = PS_loadriabs @global_address+4
%2 = PS_loadriabs @global_address+8
...
# CHECK-LABEL: name: test1
# CHECK: [[C:%[0-9]+]]:intregs = COPY $r0
# CHECK: [[B:%[0-9]+]]:intregs = A2_addi [[C]], @global_address
# CHECK: L2_loadri_io [[B]], 0
# CHECK: L2_loadri_io [[B]], 4
# CHECK: L2_loadri_io [[B]], 8
---
name: test1
registers:
- { id: 0, class: intregs }
- { id: 1, class: intregs }
- { id: 2, class: intregs }
- { id: 3, class: intregs }
body: |
bb.0:
liveins: $r0
%0 = COPY $r0
%1 = L4_loadri_ur %0, 0, @global_address
%2 = L4_loadri_ur %0, 0, @global_address+4
%3 = L4_loadri_ur %0, 0, @global_address+8
...
# CHECK-LABEL: name: test2
# CHECK: [[C:%[0-9]+]]:intregs = COPY $r0
# CHECK: [[B:%[0-9]+]]:intregs = A2_tfrsi @global_address + 4
# CHECK: [[T0:%[0-9]+]]:intregs = A2_addi [[B]], -4
# CHECK: $r0 = COPY [[T0]]
# CHECK: [[T1:%[0-9]+]]:intregs = A2_addi [[B]], -2
# CHECK: $r1 = COPY [[T1]]
# CHECK: L4_loadri_rr [[B]], [[C]], 0
---
name: test2
registers:
- { id: 0, class: intregs }
- { id: 1, class: intregs }
- { id: 2, class: intregs }
- { id: 3, class: intregs }
body: |
bb.0:
liveins: $r0
%0 = COPY $r0
%1 = A2_tfrsi @global_address
$r0 = COPY %1
%2 = A2_tfrsi @global_address+2
$r1 = COPY %2
%3 = L4_loadri_ur %0, 0, @global_address+4
...