File: str-narrow-zero-merge.mir

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file content (172 lines) | stat: -rw-r--r-- 5,438 bytes parent folder | download | duplicates (8)
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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 2
# RUN: llc -mtriple=aarch64-linux-gnu -verify-machineinstrs -run-pass=aarch64-ldst-opt %s -o - | FileCheck %s


---
name:  merge_unscaled_str_with_unscaled_str_8
body:             |
  bb.0:
    ; CHECK-LABEL: name: merge_unscaled_str_with_unscaled_str_8
    ; CHECK: STURHHi $wzr, $x0, 4 :: (store (s8))
    ; CHECK-NEXT: RET undef $lr
    STURBBi $wzr, $x0, 4 :: (store (s8))
    STURBBi $wzr, $x0, 5 :: (store (s8))
    RET undef $lr
...
---
name:  merge_scaled_str_with_scaled_str_8
body:             |
  bb.0.entry:
    ; CHECK-LABEL: name: merge_scaled_str_with_scaled_str_8
    ; CHECK: STRHHui $wzr, $x0, 2 :: (store (s8))
    ; CHECK-NEXT: RET undef $lr
    STRBBui $wzr, $x0, 4 :: (store (s8))
    STRBBui $wzr, $x0, 5 :: (store (s8))
    RET undef $lr
...
---
name:  merge_scaled_str_with_unscaled_8
body:             |
  bb.0.entry:
    ; CHECK-LABEL: name: merge_scaled_str_with_unscaled_8
    ; CHECK: STRBBui $wzr, $x0, 4 :: (store (s8))
    ; CHECK-NEXT: STURBBi $wzr, $x0, 5 :: (store (s8))
    ; CHECK-NEXT: RET undef $lr
    STRBBui $wzr, $x0, 4 :: (store (s8))
    STURBBi $wzr, $x0, 5 :: (store (s8))
    RET undef $lr
...
---
name:  merge_unscaled_str_with_scaled_8
body:             |
  bb.0.entry:
    ; CHECK-LABEL: name: merge_unscaled_str_with_scaled_8
    ; CHECK: STURBBi $wzr, $x0, 4 :: (store (s8))
    ; CHECK-NEXT: STRBBui $wzr, $x0, 5 :: (store (s8))
    ; CHECK-NEXT: RET undef $lr
    STURBBi $wzr, $x0, 4 :: (store (s8))
    STRBBui $wzr, $x0, 5 :: (store (s8))
    RET undef $lr
...
---
name:  merge_unscaled_str_with_unscaled_str_16
body:             |
  bb.0:
    ; CHECK-LABEL: name: merge_unscaled_str_with_unscaled_str_16
    ; CHECK: STURWi $wzr, $x0, 4 :: (store (s16))
    ; CHECK-NEXT: RET undef $lr
    STURHHi $wzr, $x0, 4 :: (store (s16))
    STURHHi $wzr, $x0, 6 :: (store (s16))
    RET undef $lr
...
---
name:  merge_scaled_str_with_scaled_str_16
body:             |
  bb.0.entry:
    ; CHECK-LABEL: name: merge_scaled_str_with_scaled_str_16
    ; CHECK: STRWui $wzr, $x0, 2 :: (store (s16))
    ; CHECK-NEXT: RET undef $lr
    STRHHui $wzr, $x0, 4 :: (store (s16))
    STRHHui $wzr, $x0, 5 :: (store (s16))
    RET undef $lr
...
---
name:  merge_scaled_str_with_unscaled_16
body:             |
  bb.0.entry:
    ; CHECK-LABEL: name: merge_scaled_str_with_unscaled_16
    ; CHECK: STRHHui $wzr, $x0, 2 :: (store (s16))
    ; CHECK-NEXT: STURHHi $wzr, $x0, 6 :: (store (s16))
    ; CHECK-NEXT: RET undef $lr
    STRHHui $wzr, $x0, 2 :: (store (s16))
    STURHHi $wzr, $x0, 6 :: (store (s16))
    RET undef $lr
...
---
name:  merge_unscaled_str_with_scaled_16
body:             |
  bb.0.entry:
    ; CHECK-LABEL: name: merge_unscaled_str_with_scaled_16
    ; CHECK: STURHHi $wzr, $x0, 4 :: (store (s16))
    ; CHECK-NEXT: STRHHui $wzr, $x0, 3 :: (store (s16))
    ; CHECK-NEXT: RET undef $lr
    STURHHi $wzr, $x0, 4 :: (store (s16))
    STRHHui $wzr, $x0, 3 :: (store (s16))
    RET undef $lr
...
---
name:  merge_unscaled_str_with_unscaled_32
body:             |
  bb.0.entry:
    ; CHECK-LABEL: name: merge_unscaled_str_with_unscaled_32
    ; CHECK: STURXi $xzr, $x0, 4 :: (store (s32))
    ; CHECK-NEXT: RET undef $lr
    STURWi $wzr, $x0, 4 :: (store (s32))
    STURWi $wzr, $x0, 8 :: (store (s32))
    RET undef $lr
...
---
name:  merge_scaled_str_with_scaled_32
body:             |
  bb.0.entry:
    ; CHECK-LABEL: name: merge_scaled_str_with_scaled_32
    ; CHECK: STRXui $xzr, $x0, 1 :: (store (s32))
    ; CHECK-NEXT: RET undef $lr
    STRWui $wzr, $x0, 2 :: (store (s32))
    STRWui $wzr, $x0, 3 :: (store (s32))
    RET undef $lr
...
---
name:  merge_scaled_str_with_unscaled_32
body:             |
  bb.0.entry:
    ; CHECK-LABEL: name: merge_scaled_str_with_unscaled_32
    ; CHECK: STRXui $xzr, $x0, 1 :: (store (s32))
    ; CHECK-NEXT: RET undef $lr
    STRWui $wzr, $x0, 2 :: (store (s32))
    STURWi $wzr, $x0, 12 :: (store (s32))
    RET undef $lr
...
---
name:  merge_unscaled_str_with_scaled_32
body:             |
  bb.0.entry:
    ; CHECK-LABEL: name: merge_unscaled_str_with_scaled_32
    ; CHECK: STURXi $xzr, $x0, 8 :: (store (s32))
    ; CHECK-NEXT: RET undef $lr
    STURWi $wzr, $x0, 8 :: (store (s32))
    STRWui $wzr, $x0, 3 :: (store (s32))
    RET undef $lr
...
---
name:  merge_scaled_str_with_unscaled_32_lower_address_second
body:             |
  bb.0.entry:
    ; CHECK-LABEL: name: merge_scaled_str_with_unscaled_32_lower_address_second
    ; CHECK: STRXui $xzr, $x0, 1 :: (store (s32))
    ; CHECK-NEXT: RET undef $lr
    STRWui $wzr, $x0, 3 :: (store (s32))
    STURWi $wzr, $x0, 8 :: (store (s32))
    RET undef $lr
...
---
name:  merge_unscaled_str_with_scaled_32_lower_address_second
body:             |
  bb.0.entry:
    ; CHECK-LABEL: name: merge_unscaled_str_with_scaled_32_lower_address_second
    ; CHECK: STURXi $xzr, $x0, 4 :: (store (s32))
    ; CHECK-NEXT: RET undef $lr
    STURWi $wzr, $x0, 8 :: (store (s32))
    STRWui $wzr, $x0, 1 :: (store (s32))
    RET undef $lr
...
---
name:  merge_scaled_str_with_unscaled_32_negative_address
body:             |
  bb.0.entry:
    ; CHECK-LABEL: name: merge_scaled_str_with_unscaled_32_negative_address
    ; CHECK: STPWi $wzr, $wzr, $x0, -1 :: (store (s32))
    ; CHECK-NEXT: RET undef $lr
    STRWui $wzr, $x0, 0 :: (store (s32))
    STURWi $wzr, $x0, -4 :: (store (s32))
    RET undef $lr