llvm-for-llvmta/test/CodeGen/Mips/GlobalISel/instruction-select/load_4_unaligned.mir

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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -O0 -mtriple=mipsel-linux-gnu -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s -check-prefixes=MIPS32
--- |
@float_align1 = common global float 0.000000e+00, align 1
@float_align4 = common global float 0.000000e+00, align 4
@i32_align8 = common global i32 0, align 8
define float @load_float_align1() {
entry:
%0 = load float, float* @float_align1, align 1
ret float %0
}
define float @load_float_align4() {
entry:
%0 = load float, float* @float_align4, align 4
ret float %0
}
define i32 @load_i32_align8() {
entry:
%0 = load i32, i32* @i32_align8, align 8
ret i32 %0
}
...
---
name: load_float_align1
alignment: 4
legalized: true
regBankSelected: true
tracksRegLiveness: true
body: |
bb.1.entry:
; MIPS32-LABEL: name: load_float_align1
; MIPS32: [[LUi:%[0-9]+]]:gpr32 = LUi target-flags(mips-abs-hi) @float_align1
; MIPS32: [[ADDiu:%[0-9]+]]:gpr32 = ADDiu [[LUi]], target-flags(mips-abs-lo) @float_align1
; MIPS32: [[DEF:%[0-9]+]]:gpr32 = IMPLICIT_DEF
; MIPS32: [[LWL:%[0-9]+]]:gpr32 = LWL [[ADDiu]], 3, [[DEF]] :: (dereferenceable load 4 from @float_align1, align 1)
; MIPS32: [[LWR:%[0-9]+]]:gpr32 = LWR [[ADDiu]], 0, [[LWL]] :: (dereferenceable load 4 from @float_align1, align 1)
; MIPS32: $f0 = COPY [[LWR]]
; MIPS32: RetRA implicit $f0
%1:gprb(p0) = G_GLOBAL_VALUE @float_align1
%0:gprb(s32) = G_LOAD %1(p0) :: (dereferenceable load 4 from @float_align1, align 1)
$f0 = COPY %0(s32)
RetRA implicit $f0
...
---
name: load_float_align4
alignment: 4
legalized: true
regBankSelected: true
tracksRegLiveness: true
body: |
bb.1.entry:
; MIPS32-LABEL: name: load_float_align4
; MIPS32: [[LUi:%[0-9]+]]:gpr32 = LUi target-flags(mips-abs-hi) @float_align4
; MIPS32: [[ADDiu:%[0-9]+]]:gpr32 = ADDiu [[LUi]], target-flags(mips-abs-lo) @float_align4
; MIPS32: [[LWC1_:%[0-9]+]]:fgr32 = LWC1 [[ADDiu]], 0 :: (dereferenceable load 4 from @float_align4)
; MIPS32: $f0 = COPY [[LWC1_]]
; MIPS32: RetRA implicit $f0
%1:gprb(p0) = G_GLOBAL_VALUE @float_align4
%0:fprb(s32) = G_LOAD %1(p0) :: (dereferenceable load 4 from @float_align4)
$f0 = COPY %0(s32)
RetRA implicit $f0
...
---
name: load_i32_align8
alignment: 4
legalized: true
regBankSelected: true
tracksRegLiveness: true
body: |
bb.1.entry:
; MIPS32-LABEL: name: load_i32_align8
; MIPS32: [[LUi:%[0-9]+]]:gpr32 = LUi target-flags(mips-abs-hi) @i32_align8
; MIPS32: [[ADDiu:%[0-9]+]]:gpr32 = ADDiu [[LUi]], target-flags(mips-abs-lo) @i32_align8
; MIPS32: [[LW:%[0-9]+]]:gpr32 = LW [[ADDiu]], 0 :: (dereferenceable load 4 from @i32_align8, align 8)
; MIPS32: $v0 = COPY [[LW]]
; MIPS32: RetRA implicit $v0
%1:gprb(p0) = G_GLOBAL_VALUE @i32_align8
%0:gprb(s32) = G_LOAD %1(p0) :: (dereferenceable load 4 from @i32_align8, align 8)
$v0 = COPY %0(s32)
RetRA implicit $v0
...