diff options
| author | hstk30-hw <hanwei62@huawei.com> | 2025-11-23 10:11:24 +0800 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2025-11-23 10:11:24 +0800 |
| commit | 0859ac5866a0228f5607dd329f83f4a9622dedcc (patch) | |
| tree | 57f812060972c8684d1e16ce89381faf4c12a8b1 /llvm/test/CodeGen/Thumb2/mve-gather-increment.ll | |
| parent | 0ef522ff68fff4266bf85e7b7a507a16a8fd34ee (diff) | |
[RegAlloc] Fix the terminal rule check for interfere with DstReg (#168661)
This maybe a bug which is introduced by commit
6749ae36b4a33769e7a77cf812d7cd0a908ae3b9, and has been present ever
since.
In this case, `OtherReg` always overlaps with `DstReg` cause they from
the `Copy` all.
Diffstat (limited to 'llvm/test/CodeGen/Thumb2/mve-gather-increment.ll')
| -rw-r--r-- | llvm/test/CodeGen/Thumb2/mve-gather-increment.ll | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/llvm/test/CodeGen/Thumb2/mve-gather-increment.ll b/llvm/test/CodeGen/Thumb2/mve-gather-increment.ll index b60ee7c6d406..0d86f22a321e 100644 --- a/llvm/test/CodeGen/Thumb2/mve-gather-increment.ll +++ b/llvm/test/CodeGen/Thumb2/mve-gather-increment.ll @@ -1313,29 +1313,27 @@ define arm_aapcs_vfpcc void @gather_inc_v16i8_simple(ptr noalias nocapture reado ; CHECK-NEXT: @ Child Loop BB16_3 Depth 2 ; CHECK-NEXT: ldr.w r8, [sp, #56] @ 4-byte Reload ; CHECK-NEXT: vldrw.u32 q5, [sp] @ 16-byte Reload -; CHECK-NEXT: vldrw.u32 q6, [sp, #16] @ 16-byte Reload +; CHECK-NEXT: vldrw.u32 q0, [sp, #16] @ 16-byte Reload ; CHECK-NEXT: vldrw.u32 q7, [sp, #32] @ 16-byte Reload ; CHECK-NEXT: vmov q4, q3 ; CHECK-NEXT: .LBB16_3: @ %vector.body ; CHECK-NEXT: @ Parent Loop BB16_2 Depth=1 ; CHECK-NEXT: @ => This Inner Loop Header: Depth=2 -; CHECK-NEXT: vmov q0, q6 -; CHECK-NEXT: vadd.i32 q6, q5, r0 -; CHECK-NEXT: vmov r7, r3, d13 +; CHECK-NEXT: vadd.i32 q1, q5, r0 ; CHECK-NEXT: vadd.i32 q2, q4, r0 -; CHECK-NEXT: vmov r5, r6, d5 -; CHECK-NEXT: vmov q1, q7 -; CHECK-NEXT: vmov r4, r10, d12 +; CHECK-NEXT: vmov r7, r3, d3 ; CHECK-NEXT: vadd.i32 q6, q0, lr +; CHECK-NEXT: vmov r5, r6, d5 ; CHECK-NEXT: subs.w r9, r9, #16 +; CHECK-NEXT: vmov r4, r10, d2 +; CHECK-NEXT: vadd.i32 q1, q7, lr ; CHECK-NEXT: vadd.i32 q4, q4, lr ; CHECK-NEXT: vadd.i32 q5, q5, lr -; CHECK-NEXT: vadd.i32 q7, q7, lr ; CHECK-NEXT: ldrb.w r11, [r3] ; CHECK-NEXT: ldrb r3, [r7] ; CHECK-NEXT: vmov r7, r12, d4 -; CHECK-NEXT: vadd.i32 q2, q1, r0 -; CHECK-NEXT: vadd.i32 q1, q0, r0 +; CHECK-NEXT: vadd.i32 q2, q7, r0 +; CHECK-NEXT: vadd.i32 q7, q0, r0 ; CHECK-NEXT: ldrb r5, [r5] ; CHECK-NEXT: ldrb r6, [r6] ; CHECK-NEXT: ldrb r4, [r4] @@ -1344,7 +1342,7 @@ define arm_aapcs_vfpcc void @gather_inc_v16i8_simple(ptr noalias nocapture reado ; CHECK-NEXT: ldrb.w r1, [r12] ; CHECK-NEXT: vmov.8 q0[0], r7 ; CHECK-NEXT: vmov.8 q0[1], r1 -; CHECK-NEXT: vmov r1, r7, d3 +; CHECK-NEXT: vmov r1, r7, d15 ; CHECK-NEXT: vmov.8 q0[2], r5 ; CHECK-NEXT: vmov.8 q0[3], r6 ; CHECK-NEXT: vmov.8 q0[4], r4 @@ -1359,7 +1357,8 @@ define arm_aapcs_vfpcc void @gather_inc_v16i8_simple(ptr noalias nocapture reado ; CHECK-NEXT: ldrb r3, [r5] ; CHECK-NEXT: ldrb.w r12, [r7] ; CHECK-NEXT: ldrb r5, [r4] -; CHECK-NEXT: vmov r4, r7, d2 +; CHECK-NEXT: vmov r4, r7, d14 +; CHECK-NEXT: vmov q7, q1 ; CHECK-NEXT: ldrb r4, [r4] ; CHECK-NEXT: ldrb r7, [r7] ; CHECK-NEXT: vmov.8 q0[8], r4 @@ -1371,6 +1370,7 @@ define arm_aapcs_vfpcc void @gather_inc_v16i8_simple(ptr noalias nocapture reado ; CHECK-NEXT: vmov.8 q0[14], r3 ; CHECK-NEXT: vmov.8 q0[15], r12 ; CHECK-NEXT: vstrb.8 q0, [r8], #16 +; CHECK-NEXT: vmov q0, q6 ; CHECK-NEXT: bne .LBB16_3 ; CHECK-NEXT: @ %bb.4: @ %middle.block ; CHECK-NEXT: @ in Loop: Header=BB16_2 Depth=1 |