[llvm] [AMDGPU] Fix typo in v_dot4 combine (PR #115224)

via llvm-commits llvm-commits at lists.llvm.org
Wed Nov 6 14:02:30 PST 2024


llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-backend-amdgpu

Author: Jeffrey Byrnes (jrbyrnes)

<details>
<summary>Changes</summary>

Fixes a copy-paste typo.

---

Patch is 42.30 KiB, truncated to 20.00 KiB below, full version: https://github.com/llvm/llvm-project/pull/115224.diff


2 Files Affected:

- (modified) llvm/lib/Target/AMDGPU/SIISelLowering.cpp (+1-1) 
- (modified) llvm/test/CodeGen/AMDGPU/idot4s.ll (+846) 


``````````diff
diff --git a/llvm/lib/Target/AMDGPU/SIISelLowering.cpp b/llvm/lib/Target/AMDGPU/SIISelLowering.cpp
index 1a962e68c587c7..419414e5bd993d 100644
--- a/llvm/lib/Target/AMDGPU/SIISelLowering.cpp
+++ b/llvm/lib/Target/AMDGPU/SIISelLowering.cpp
@@ -14011,7 +14011,7 @@ static void placeSources(ByteProvider<SDValue> &Src0,
   Src0s.push_back(
       {*Src0.Src,
        ((Src0.SrcOffset % 4) << (8 * (3 - Step)) | (ZeroMask & ~FMask)),
-       Src1.SrcOffset / 4});
+       Src0.SrcOffset / 4});
   Src1s.push_back(
       {*Src1.Src,
        ((Src1.SrcOffset % 4) << (8 * (3 - Step)) | (ZeroMask & ~FMask)),
diff --git a/llvm/test/CodeGen/AMDGPU/idot4s.ll b/llvm/test/CodeGen/AMDGPU/idot4s.ll
index 108d85e024ad76..15734094db42cd 100644
--- a/llvm/test/CodeGen/AMDGPU/idot4s.ll
+++ b/llvm/test/CodeGen/AMDGPU/idot4s.ll
@@ -3450,4 +3450,850 @@ entry:
 }
 
 
+define amdgpu_kernel void @ByteOffsetCorrectness(ptr addrspace(1) noalias readonly align 16 %inptr0, ptr addrspace(1) noalias readonly align 16 %inptr1, ptr addrspace(1) noalias align 16 %inptr2) local_unnamed_addr {
+; GFX7-LABEL: ByteOffsetCorrectness:
+; GFX7:       ; %bb.0: ; %.entry
+; GFX7-NEXT:    v_mov_b32_e32 v3, v1
+; GFX7-NEXT:    v_mov_b32_e32 v1, 0
+; GFX7-NEXT:    v_cmp_gt_i64_e32 vcc, 2, v[0:1]
+; GFX7-NEXT:    s_and_saveexec_b64 s[0:1], vcc
+; GFX7-NEXT:    s_cbranch_execz .LBB17_5
+; GFX7-NEXT:  ; %bb.1: ; %.lr.ph.preheader
+; GFX7-NEXT:    v_add_i32_e32 v3, vcc, v3, v2
+; GFX7-NEXT:    v_mul_hi_u32_u24_e32 v2, 0x48, v0
+; GFX7-NEXT:    v_mul_u32_u24_e32 v1, 0x48, v0
+; GFX7-NEXT:    s_movk_i32 s0, 0x900
+; GFX7-NEXT:    s_load_dwordx4 s[8:11], s[2:3], 0x9
+; GFX7-NEXT:    s_load_dwordx2 s[4:5], s[2:3], 0xd
+; GFX7-NEXT:    v_mad_u64_u32 v[4:5], s[0:1], v3, s0, v[1:2]
+; GFX7-NEXT:    v_lshlrev_b32_e32 v6, 5, v3
+; GFX7-NEXT:    v_add_i32_e32 v2, vcc, v6, v0
+; GFX7-NEXT:    v_addc_u32_e64 v3, s[0:1], 0, 0, vcc
+; GFX7-NEXT:    s_waitcnt lgkmcnt(0)
+; GFX7-NEXT:    v_mov_b32_e32 v1, s11
+; GFX7-NEXT:    v_add_i32_e32 v0, vcc, s10, v4
+; GFX7-NEXT:    v_addc_u32_e32 v1, vcc, v1, v5, vcc
+; GFX7-NEXT:    v_mov_b32_e32 v6, s9
+; GFX7-NEXT:    v_add_i32_e32 v4, vcc, s8, v4
+; GFX7-NEXT:    v_addc_u32_e32 v5, vcc, v6, v5, vcc
+; GFX7-NEXT:    s_mov_b32 s3, 0xf000
+; GFX7-NEXT:    s_mov_b32 s2, 0
+; GFX7-NEXT:    v_mov_b32_e32 v6, 0x48
+; GFX7-NEXT:    s_movk_i32 s10, 0xffe1
+; GFX7-NEXT:    s_mov_b64 s[8:9], 0
+; GFX7-NEXT:    v_mov_b32_e32 v7, 0
+; GFX7-NEXT:    s_mov_b64 s[6:7], s[2:3]
+; GFX7-NEXT:    s_mov_b32 s11, -1
+; GFX7-NEXT:    s_mov_b64 s[12:13], 0
+; GFX7-NEXT:  .LBB17_2: ; %.lr.ph
+; GFX7-NEXT:    ; =>This Loop Header: Depth=1
+; GFX7-NEXT:    ; Child Loop BB17_3 Depth 2
+; GFX7-NEXT:    v_mov_b32_e32 v8, 0
+; GFX7-NEXT:    s_mov_b64 s[0:1], s[8:9]
+; GFX7-NEXT:  .LBB17_3: ; %.preheader2
+; GFX7-NEXT:    ; Parent Loop BB17_2 Depth=1
+; GFX7-NEXT:    ; => This Inner Loop Header: Depth=2
+; GFX7-NEXT:    buffer_load_sbyte v9, v[4:5], s[0:3], 0 addr64
+; GFX7-NEXT:    buffer_load_sbyte v10, v[4:5], s[0:3], 0 addr64 offset:1
+; GFX7-NEXT:    buffer_load_sbyte v11, v[4:5], s[0:3], 0 addr64 offset:2
+; GFX7-NEXT:    buffer_load_sbyte v12, v[4:5], s[0:3], 0 addr64 offset:3
+; GFX7-NEXT:    buffer_load_sbyte v13, v[4:5], s[0:3], 0 addr64 offset:4
+; GFX7-NEXT:    buffer_load_sbyte v14, v[4:5], s[0:3], 0 addr64 offset:5
+; GFX7-NEXT:    buffer_load_sbyte v15, v[4:5], s[0:3], 0 addr64 offset:6
+; GFX7-NEXT:    buffer_load_sbyte v16, v[4:5], s[0:3], 0 addr64 offset:7
+; GFX7-NEXT:    buffer_load_sbyte v17, v[4:5], s[0:3], 0 addr64 offset:8
+; GFX7-NEXT:    buffer_load_sbyte v18, v[0:1], s[0:3], 0 addr64
+; GFX7-NEXT:    buffer_load_sbyte v19, v[0:1], s[0:3], 0 addr64 offset:1
+; GFX7-NEXT:    buffer_load_sbyte v20, v[0:1], s[0:3], 0 addr64 offset:2
+; GFX7-NEXT:    buffer_load_sbyte v21, v[0:1], s[0:3], 0 addr64 offset:3
+; GFX7-NEXT:    buffer_load_sbyte v22, v[0:1], s[0:3], 0 addr64 offset:4
+; GFX7-NEXT:    buffer_load_sbyte v23, v[0:1], s[0:3], 0 addr64 offset:5
+; GFX7-NEXT:    buffer_load_sbyte v24, v[0:1], s[0:3], 0 addr64 offset:6
+; GFX7-NEXT:    buffer_load_sbyte v25, v[0:1], s[0:3], 0 addr64 offset:7
+; GFX7-NEXT:    buffer_load_sbyte v26, v[0:1], s[0:3], 0 addr64 offset:8
+; GFX7-NEXT:    s_add_u32 s0, s0, 9
+; GFX7-NEXT:    s_addc_u32 s1, s1, 0
+; GFX7-NEXT:    v_cmp_ne_u64_e32 vcc, s[0:1], v[6:7]
+; GFX7-NEXT:    s_and_b64 vcc, exec, vcc
+; GFX7-NEXT:    s_waitcnt vmcnt(8)
+; GFX7-NEXT:    v_mad_i32_i24 v8, v18, v9, v8
+; GFX7-NEXT:    s_waitcnt vmcnt(7)
+; GFX7-NEXT:    v_mad_i32_i24 v8, v19, v10, v8
+; GFX7-NEXT:    s_waitcnt vmcnt(6)
+; GFX7-NEXT:    v_mad_i32_i24 v8, v20, v11, v8
+; GFX7-NEXT:    s_waitcnt vmcnt(5)
+; GFX7-NEXT:    v_mad_i32_i24 v8, v21, v12, v8
+; GFX7-NEXT:    s_waitcnt vmcnt(4)
+; GFX7-NEXT:    v_mad_i32_i24 v8, v22, v13, v8
+; GFX7-NEXT:    s_waitcnt vmcnt(3)
+; GFX7-NEXT:    v_mad_i32_i24 v8, v23, v14, v8
+; GFX7-NEXT:    s_waitcnt vmcnt(2)
+; GFX7-NEXT:    v_mad_i32_i24 v8, v24, v15, v8
+; GFX7-NEXT:    s_waitcnt vmcnt(1)
+; GFX7-NEXT:    v_mad_i32_i24 v8, v25, v16, v8
+; GFX7-NEXT:    s_waitcnt vmcnt(0)
+; GFX7-NEXT:    v_mad_i32_i24 v8, v26, v17, v8
+; GFX7-NEXT:    s_cbranch_vccnz .LBB17_3
+; GFX7-NEXT:  ; %bb.4: ; %.110
+; GFX7-NEXT:    ; in Loop: Header=BB17_2 Depth=1
+; GFX7-NEXT:    v_lshl_b64 v[9:10], v[2:3], 2
+; GFX7-NEXT:    v_cmp_lt_i64_e64 s[0:1], s[10:11], v[2:3]
+; GFX7-NEXT:    buffer_store_dword v8, v[9:10], s[4:7], 0 addr64
+; GFX7-NEXT:    v_add_i32_e32 v8, vcc, 32, v2
+; GFX7-NEXT:    v_addc_u32_e32 v9, vcc, 0, v3, vcc
+; GFX7-NEXT:    v_add_i32_e32 v0, vcc, 0x900, v0
+; GFX7-NEXT:    v_addc_u32_e32 v1, vcc, 0, v1, vcc
+; GFX7-NEXT:    v_add_i32_e32 v4, vcc, 0x900, v4
+; GFX7-NEXT:    v_mov_b32_e32 v2, v8
+; GFX7-NEXT:    v_addc_u32_e32 v5, vcc, 0, v5, vcc
+; GFX7-NEXT:    s_or_b64 s[12:13], s[0:1], s[12:13]
+; GFX7-NEXT:    v_mov_b32_e32 v3, v9
+; GFX7-NEXT:    s_andn2_b64 exec, exec, s[12:13]
+; GFX7-NEXT:    s_cbranch_execnz .LBB17_2
+; GFX7-NEXT:  .LBB17_5: ; %._crit_edge
+; GFX7-NEXT:    s_endpgm
+;
+; GFX8-LABEL: ByteOffsetCorrectness:
+; GFX8:       ; %bb.0: ; %.entry
+; GFX8-NEXT:    v_mov_b32_e32 v3, v1
+; GFX8-NEXT:    v_mov_b32_e32 v1, 0
+; GFX8-NEXT:    v_cmp_gt_i64_e32 vcc, 2, v[0:1]
+; GFX8-NEXT:    s_and_saveexec_b64 s[0:1], vcc
+; GFX8-NEXT:    s_cbranch_execz .LBB17_5
+; GFX8-NEXT:  ; %bb.1: ; %.lr.ph.preheader
+; GFX8-NEXT:    v_add_u32_e32 v5, vcc, v3, v2
+; GFX8-NEXT:    s_movk_i32 s0, 0x900
+; GFX8-NEXT:    v_mul_hi_u32_u24_e32 v4, 0x900, v3
+; GFX8-NEXT:    v_mul_u32_u24_e32 v3, 0x900, v3
+; GFX8-NEXT:    v_mad_u64_u32 v[1:2], s[0:1], v2, s0, v[3:4]
+; GFX8-NEXT:    s_movk_i32 s0, 0x48
+; GFX8-NEXT:    s_load_dwordx4 s[4:7], s[2:3], 0x24
+; GFX8-NEXT:    s_load_dwordx2 s[2:3], s[2:3], 0x34
+; GFX8-NEXT:    v_mad_u64_u32 v[2:3], s[0:1], v0, s0, v[1:2]
+; GFX8-NEXT:    v_lshlrev_b32_e32 v4, 5, v5
+; GFX8-NEXT:    v_add_u32_e32 v0, vcc, v4, v0
+; GFX8-NEXT:    v_addc_u32_e64 v1, s[0:1], 0, 0, vcc
+; GFX8-NEXT:    s_waitcnt lgkmcnt(0)
+; GFX8-NEXT:    v_mov_b32_e32 v4, s7
+; GFX8-NEXT:    v_add_u32_e32 v6, vcc, s6, v2
+; GFX8-NEXT:    v_addc_u32_e32 v7, vcc, v4, v3, vcc
+; GFX8-NEXT:    v_mov_b32_e32 v4, s5
+; GFX8-NEXT:    v_add_u32_e32 v8, vcc, s4, v2
+; GFX8-NEXT:    s_movk_i32 s4, 0xffe1
+; GFX8-NEXT:    v_addc_u32_e32 v9, vcc, v4, v3, vcc
+; GFX8-NEXT:    s_mov_b32 s5, -1
+; GFX8-NEXT:    s_mov_b64 s[6:7], 0
+; GFX8-NEXT:  .LBB17_2: ; %.lr.ph
+; GFX8-NEXT:    ; =>This Loop Header: Depth=1
+; GFX8-NEXT:    ; Child Loop BB17_3 Depth 2
+; GFX8-NEXT:    v_mov_b32_e32 v10, 0
+; GFX8-NEXT:    s_mov_b64 s[0:1], 0
+; GFX8-NEXT:  .LBB17_3: ; %.preheader2
+; GFX8-NEXT:    ; Parent Loop BB17_2 Depth=1
+; GFX8-NEXT:    ; => This Inner Loop Header: Depth=2
+; GFX8-NEXT:    v_add_u32_e32 v4, vcc, s0, v8
+; GFX8-NEXT:    v_mov_b32_e32 v3, s1
+; GFX8-NEXT:    v_addc_u32_e32 v5, vcc, v9, v3, vcc
+; GFX8-NEXT:    v_add_u32_e32 v2, vcc, s0, v6
+; GFX8-NEXT:    v_addc_u32_e32 v3, vcc, v7, v3, vcc
+; GFX8-NEXT:    flat_load_sbyte v11, v[4:5]
+; GFX8-NEXT:    flat_load_sbyte v12, v[2:3]
+; GFX8-NEXT:    s_add_u32 s0, s0, 9
+; GFX8-NEXT:    s_addc_u32 s1, s1, 0
+; GFX8-NEXT:    s_cmp_lg_u64 s[0:1], 0x48
+; GFX8-NEXT:    s_waitcnt vmcnt(0)
+; GFX8-NEXT:    v_mad_i32_i24 v12, v12, v11, v10
+; GFX8-NEXT:    v_add_u32_e32 v10, vcc, 1, v4
+; GFX8-NEXT:    v_addc_u32_e32 v11, vcc, 0, v5, vcc
+; GFX8-NEXT:    flat_load_sbyte v13, v[10:11]
+; GFX8-NEXT:    v_add_u32_e32 v10, vcc, 1, v2
+; GFX8-NEXT:    v_addc_u32_e32 v11, vcc, 0, v3, vcc
+; GFX8-NEXT:    flat_load_sbyte v10, v[10:11]
+; GFX8-NEXT:    s_waitcnt vmcnt(0)
+; GFX8-NEXT:    v_mad_i32_i24 v12, v10, v13, v12
+; GFX8-NEXT:    v_add_u32_e32 v10, vcc, 2, v4
+; GFX8-NEXT:    v_addc_u32_e32 v11, vcc, 0, v5, vcc
+; GFX8-NEXT:    flat_load_sbyte v13, v[10:11]
+; GFX8-NEXT:    v_add_u32_e32 v10, vcc, 2, v2
+; GFX8-NEXT:    v_addc_u32_e32 v11, vcc, 0, v3, vcc
+; GFX8-NEXT:    flat_load_sbyte v10, v[10:11]
+; GFX8-NEXT:    s_waitcnt vmcnt(0)
+; GFX8-NEXT:    v_mad_i32_i24 v12, v10, v13, v12
+; GFX8-NEXT:    v_add_u32_e32 v10, vcc, 3, v4
+; GFX8-NEXT:    v_addc_u32_e32 v11, vcc, 0, v5, vcc
+; GFX8-NEXT:    flat_load_sbyte v13, v[10:11]
+; GFX8-NEXT:    v_add_u32_e32 v10, vcc, 3, v2
+; GFX8-NEXT:    v_addc_u32_e32 v11, vcc, 0, v3, vcc
+; GFX8-NEXT:    flat_load_sbyte v10, v[10:11]
+; GFX8-NEXT:    s_waitcnt vmcnt(0)
+; GFX8-NEXT:    v_mad_i32_i24 v12, v10, v13, v12
+; GFX8-NEXT:    v_add_u32_e32 v10, vcc, 4, v4
+; GFX8-NEXT:    v_addc_u32_e32 v11, vcc, 0, v5, vcc
+; GFX8-NEXT:    flat_load_sbyte v13, v[10:11]
+; GFX8-NEXT:    v_add_u32_e32 v10, vcc, 4, v2
+; GFX8-NEXT:    v_addc_u32_e32 v11, vcc, 0, v3, vcc
+; GFX8-NEXT:    flat_load_sbyte v10, v[10:11]
+; GFX8-NEXT:    s_waitcnt vmcnt(0)
+; GFX8-NEXT:    v_mad_i32_i24 v12, v10, v13, v12
+; GFX8-NEXT:    v_add_u32_e32 v10, vcc, 5, v4
+; GFX8-NEXT:    v_addc_u32_e32 v11, vcc, 0, v5, vcc
+; GFX8-NEXT:    flat_load_sbyte v13, v[10:11]
+; GFX8-NEXT:    v_add_u32_e32 v10, vcc, 5, v2
+; GFX8-NEXT:    v_addc_u32_e32 v11, vcc, 0, v3, vcc
+; GFX8-NEXT:    flat_load_sbyte v10, v[10:11]
+; GFX8-NEXT:    s_waitcnt vmcnt(0)
+; GFX8-NEXT:    v_mad_i32_i24 v12, v10, v13, v12
+; GFX8-NEXT:    v_add_u32_e32 v10, vcc, 6, v4
+; GFX8-NEXT:    v_addc_u32_e32 v11, vcc, 0, v5, vcc
+; GFX8-NEXT:    flat_load_sbyte v13, v[10:11]
+; GFX8-NEXT:    v_add_u32_e32 v10, vcc, 6, v2
+; GFX8-NEXT:    v_addc_u32_e32 v11, vcc, 0, v3, vcc
+; GFX8-NEXT:    flat_load_sbyte v10, v[10:11]
+; GFX8-NEXT:    s_waitcnt vmcnt(0)
+; GFX8-NEXT:    v_mad_i32_i24 v12, v10, v13, v12
+; GFX8-NEXT:    v_add_u32_e32 v10, vcc, 7, v4
+; GFX8-NEXT:    v_addc_u32_e32 v11, vcc, 0, v5, vcc
+; GFX8-NEXT:    flat_load_sbyte v13, v[10:11]
+; GFX8-NEXT:    v_add_u32_e32 v10, vcc, 7, v2
+; GFX8-NEXT:    v_addc_u32_e32 v11, vcc, 0, v3, vcc
+; GFX8-NEXT:    v_add_u32_e32 v4, vcc, 8, v4
+; GFX8-NEXT:    v_addc_u32_e32 v5, vcc, 0, v5, vcc
+; GFX8-NEXT:    v_add_u32_e32 v2, vcc, 8, v2
+; GFX8-NEXT:    flat_load_sbyte v10, v[10:11]
+; GFX8-NEXT:    v_addc_u32_e32 v3, vcc, 0, v3, vcc
+; GFX8-NEXT:    flat_load_sbyte v4, v[4:5]
+; GFX8-NEXT:    flat_load_sbyte v2, v[2:3]
+; GFX8-NEXT:    s_waitcnt vmcnt(2)
+; GFX8-NEXT:    v_mad_i32_i24 v10, v10, v13, v12
+; GFX8-NEXT:    s_waitcnt vmcnt(0)
+; GFX8-NEXT:    v_mad_i32_i24 v10, v2, v4, v10
+; GFX8-NEXT:    s_cbranch_scc1 .LBB17_3
+; GFX8-NEXT:  ; %bb.4: ; %.110
+; GFX8-NEXT:    ; in Loop: Header=BB17_2 Depth=1
+; GFX8-NEXT:    v_lshlrev_b64 v[2:3], 2, v[0:1]
+; GFX8-NEXT:    v_mov_b32_e32 v4, s3
+; GFX8-NEXT:    v_add_u32_e32 v2, vcc, s2, v2
+; GFX8-NEXT:    v_addc_u32_e32 v3, vcc, v4, v3, vcc
+; GFX8-NEXT:    flat_store_dword v[2:3], v10
+; GFX8-NEXT:    v_add_u32_e32 v2, vcc, 32, v0
+; GFX8-NEXT:    v_addc_u32_e32 v3, vcc, 0, v1, vcc
+; GFX8-NEXT:    v_add_u32_e32 v6, vcc, 0x900, v6
+; GFX8-NEXT:    v_addc_u32_e32 v7, vcc, 0, v7, vcc
+; GFX8-NEXT:    v_cmp_lt_i64_e64 s[0:1], s[4:5], v[0:1]
+; GFX8-NEXT:    v_add_u32_e32 v8, vcc, 0x900, v8
+; GFX8-NEXT:    v_mov_b32_e32 v0, v2
+; GFX8-NEXT:    v_addc_u32_e32 v9, vcc, 0, v9, vcc
+; GFX8-NEXT:    s_or_b64 s[6:7], s[0:1], s[6:7]
+; GFX8-NEXT:    v_mov_b32_e32 v1, v3
+; GFX8-NEXT:    s_andn2_b64 exec, exec, s[6:7]
+; GFX8-NEXT:    s_cbranch_execnz .LBB17_2
+; GFX8-NEXT:  .LBB17_5: ; %._crit_edge
+; GFX8-NEXT:    s_endpgm
+;
+; GFX9-NODL-LABEL: ByteOffsetCorrectness:
+; GFX9-NODL:       ; %bb.0: ; %.entry
+; GFX9-NODL-NEXT:    v_mov_b32_e32 v3, v1
+; GFX9-NODL-NEXT:    v_mov_b32_e32 v1, 0
+; GFX9-NODL-NEXT:    v_cmp_gt_i64_e32 vcc, 2, v[0:1]
+; GFX9-NODL-NEXT:    s_and_saveexec_b64 s[0:1], vcc
+; GFX9-NODL-NEXT:    s_cbranch_execz .LBB17_5
+; GFX9-NODL-NEXT:  ; %bb.1: ; %.lr.ph.preheader
+; GFX9-NODL-NEXT:    v_add_u32_e32 v10, v3, v2
+; GFX9-NODL-NEXT:    s_load_dwordx4 s[8:11], s[2:3], 0x24
+; GFX9-NODL-NEXT:    s_load_dwordx2 s[4:5], s[2:3], 0x34
+; GFX9-NODL-NEXT:    v_lshlrev_b32_e32 v1, 5, v10
+; GFX9-NODL-NEXT:    s_movk_i32 s3, 0x900
+; GFX9-NODL-NEXT:    v_mul_hi_u32_u24_e32 v9, 0x900, v2
+; GFX9-NODL-NEXT:    v_mul_u32_u24_e32 v8, 0x900, v2
+; GFX9-NODL-NEXT:    v_add_co_u32_e32 v4, vcc, v1, v0
+; GFX9-NODL-NEXT:    v_mad_u64_u32 v[1:2], s[0:1], v3, s3, v[8:9]
+; GFX9-NODL-NEXT:    v_mul_hi_u32_u24_e32 v7, 0x48, v0
+; GFX9-NODL-NEXT:    v_mul_u32_u24_e32 v6, 0x48, v0
+; GFX9-NODL-NEXT:    v_mad_u64_u32 v[6:7], s[0:1], v10, s3, v[6:7]
+; GFX9-NODL-NEXT:    s_movk_i32 s2, 0x48
+; GFX9-NODL-NEXT:    v_mad_u64_u32 v[2:3], s[0:1], v0, s2, v[1:2]
+; GFX9-NODL-NEXT:    v_addc_co_u32_e64 v5, s[0:1], 0, 0, vcc
+; GFX9-NODL-NEXT:    s_waitcnt lgkmcnt(0)
+; GFX9-NODL-NEXT:    v_mov_b32_e32 v8, s9
+; GFX9-NODL-NEXT:    v_add_co_u32_e32 v0, vcc, s8, v6
+; GFX9-NODL-NEXT:    v_addc_co_u32_e32 v1, vcc, v8, v7, vcc
+; GFX9-NODL-NEXT:    v_add_co_u32_e32 v2, vcc, s8, v2
+; GFX9-NODL-NEXT:    v_addc_co_u32_e32 v3, vcc, v8, v3, vcc
+; GFX9-NODL-NEXT:    v_mov_b32_e32 v8, s11
+; GFX9-NODL-NEXT:    v_add_co_u32_e32 v6, vcc, s10, v6
+; GFX9-NODL-NEXT:    s_movk_i32 s6, 0xffe1
+; GFX9-NODL-NEXT:    v_addc_co_u32_e32 v7, vcc, v8, v7, vcc
+; GFX9-NODL-NEXT:    s_mov_b32 s7, -1
+; GFX9-NODL-NEXT:    s_mov_b64 s[8:9], 0
+; GFX9-NODL-NEXT:  .LBB17_2: ; %.lr.ph
+; GFX9-NODL-NEXT:    ; =>This Loop Header: Depth=1
+; GFX9-NODL-NEXT:    ; Child Loop BB17_3 Depth 2
+; GFX9-NODL-NEXT:    v_mov_b32_e32 v8, 0
+; GFX9-NODL-NEXT:    s_mov_b64 s[10:11], 0
+; GFX9-NODL-NEXT:  .LBB17_3: ; %.preheader2
+; GFX9-NODL-NEXT:    ; Parent Loop BB17_2 Depth=1
+; GFX9-NODL-NEXT:    ; => This Inner Loop Header: Depth=2
+; GFX9-NODL-NEXT:    v_mov_b32_e32 v12, s11
+; GFX9-NODL-NEXT:    v_add_co_u32_e32 v9, vcc, s10, v6
+; GFX9-NODL-NEXT:    v_add_co_u32_e64 v11, s[0:1], s10, v0
+; GFX9-NODL-NEXT:    v_add_co_u32_e64 v13, s[2:3], s10, v2
+; GFX9-NODL-NEXT:    v_addc_co_u32_e64 v14, s[2:3], v3, v12, s[2:3]
+; GFX9-NODL-NEXT:    v_addc_co_u32_e32 v10, vcc, v7, v12, vcc
+; GFX9-NODL-NEXT:    v_addc_co_u32_e64 v12, vcc, v1, v12, s[0:1]
+; GFX9-NODL-NEXT:    global_load_sbyte v15, v[13:14], off
+; GFX9-NODL-NEXT:    global_load_sbyte v16, v[11:12], off offset:1
+; GFX9-NODL-NEXT:    global_load_sbyte v17, v[11:12], off offset:2
+; GFX9-NODL-NEXT:    global_load_sbyte v18, v[11:12], off offset:3
+; GFX9-NODL-NEXT:    global_load_sbyte v19, v[11:12], off offset:4
+; GFX9-NODL-NEXT:    global_load_sbyte v20, v[11:12], off offset:5
+; GFX9-NODL-NEXT:    global_load_sbyte v21, v[11:12], off offset:6
+; GFX9-NODL-NEXT:    global_load_sbyte v22, v[11:12], off offset:7
+; GFX9-NODL-NEXT:    global_load_sbyte v23, v[9:10], off
+; GFX9-NODL-NEXT:    global_load_sbyte v24, v[9:10], off offset:1
+; GFX9-NODL-NEXT:    global_load_sbyte v25, v[9:10], off offset:2
+; GFX9-NODL-NEXT:    global_load_sbyte v26, v[9:10], off offset:3
+; GFX9-NODL-NEXT:    global_load_sbyte v27, v[9:10], off offset:4
+; GFX9-NODL-NEXT:    global_load_sbyte v28, v[9:10], off offset:5
+; GFX9-NODL-NEXT:    global_load_sbyte v29, v[9:10], off offset:6
+; GFX9-NODL-NEXT:    ; kill: killed $vgpr11 killed $vgpr12
+; GFX9-NODL-NEXT:    global_load_sbyte v11, v[9:10], off offset:7
+; GFX9-NODL-NEXT:    global_load_sbyte v12, v[13:14], off offset:8
+; GFX9-NODL-NEXT:    global_load_sbyte v30, v[9:10], off offset:8
+; GFX9-NODL-NEXT:    s_add_u32 s10, s10, 9
+; GFX9-NODL-NEXT:    s_addc_u32 s11, s11, 0
+; GFX9-NODL-NEXT:    s_cmp_lg_u64 s[10:11], 0x48
+; GFX9-NODL-NEXT:    s_waitcnt vmcnt(9)
+; GFX9-NODL-NEXT:    v_mad_i32_i24 v8, v23, v15, v8
+; GFX9-NODL-NEXT:    s_waitcnt vmcnt(8)
+; GFX9-NODL-NEXT:    v_mad_i32_i24 v8, v24, v16, v8
+; GFX9-NODL-NEXT:    s_waitcnt vmcnt(7)
+; GFX9-NODL-NEXT:    v_mad_i32_i24 v8, v25, v17, v8
+; GFX9-NODL-NEXT:    s_waitcnt vmcnt(6)
+; GFX9-NODL-NEXT:    v_mad_i32_i24 v8, v26, v18, v8
+; GFX9-NODL-NEXT:    s_waitcnt vmcnt(5)
+; GFX9-NODL-NEXT:    v_mad_i32_i24 v8, v27, v19, v8
+; GFX9-NODL-NEXT:    s_waitcnt vmcnt(4)
+; GFX9-NODL-NEXT:    v_mad_i32_i24 v8, v28, v20, v8
+; GFX9-NODL-NEXT:    s_waitcnt vmcnt(3)
+; GFX9-NODL-NEXT:    v_mad_i32_i24 v8, v29, v21, v8
+; GFX9-NODL-NEXT:    s_waitcnt vmcnt(2)
+; GFX9-NODL-NEXT:    v_mad_i32_i24 v8, v11, v22, v8
+; GFX9-NODL-NEXT:    s_waitcnt vmcnt(0)
+; GFX9-NODL-NEXT:    v_mad_i32_i24 v8, v30, v12, v8
+; GFX9-NODL-NEXT:    s_cbranch_scc1 .LBB17_3
+; GFX9-NODL-NEXT:  ; %bb.4: ; %.110
+; GFX9-NODL-NEXT:    ; in Loop: Header=BB17_2 Depth=1
+; GFX9-NODL-NEXT:    v_lshlrev_b64 v[9:10], 2, v[4:5]
+; GFX9-NODL-NEXT:    v_mov_b32_e32 v11, s5
+; GFX9-NODL-NEXT:    v_add_co_u32_e32 v9, vcc, s4, v9
+; GFX9-NODL-NEXT:    v_addc_co_u32_e32 v10, vcc, v11, v10, vcc
+; GFX9-NODL-NEXT:    global_store_dword v[9:10], v8, off
+; GFX9-NODL-NEXT:    v_add_co_u32_e32 v8, vcc, 32, v4
+; GFX9-NODL-NEXT:    v_addc_co_u32_e32 v9, vcc, 0, v5, vcc
+; GFX9-NODL-NEXT:    v_add_co_u32_e32 v0, vcc, 0x900, v0
+; GFX9-NODL-NEXT:    v_addc_co_u32_e32 v1, vcc, 0, v1, vcc
+; GFX9-NODL-NEXT:    v_add_co_u32_e32 v2, vcc, 0x900, v2
+; GFX9-NODL-NEXT:    v_addc_co_u32_e32 v3, vcc, 0, v3, vcc
+; GFX9-NODL-NEXT:    v_cmp_lt_i64_e64 s[0:1], s[6:7], v[4:5]
+; GFX9-NODL-NEXT:    v_add_co_u32_e32 v6, vcc, 0x900, v6
+; GFX9-NODL-NEXT:    v_mov_b32_e32 v4, v8
+; GFX9-NODL-NEXT:    v_addc_co_u32_e32 v7, vcc, 0, v7, vcc
+; GFX9-NODL-NEXT:    s_or_b64 s[8:9], s[0:1], s[8:9]
+; GFX9-NODL-NEXT:    v_mov_b32_e32 v5, v9
+; GFX9-NODL-NEXT:    s_andn2_b64 exec, exec, s[8:9]
+; GFX9-NODL-NEXT:    s_cbranch_execnz .LBB17_2
+; GFX9-NODL-NEXT:  .LBB17_5: ; %._crit_edge
+; GFX9-NODL-NEXT:    s_endpgm
+;
+; GFX9-DL-LABEL: ByteOffsetCorrectness:
+; GFX9-DL:       ; %bb.0: ; %.entry
+; GFX9-DL-NEXT:    v_mov_b32_e32 v3, v1
+; GFX9-DL-NEXT:    v_mov_b32_e32 v1, 0
+; GFX9-DL-NEXT:    v_cmp_gt_i64_e32 vcc, 2, v[0:1]
+; GFX9-DL-NEXT:    s_and_saveexec_b64 s[0:1], vcc
+; GFX9-DL-NEXT:    s_cbranch_execz .LBB17_5
+; GFX9-DL-NEXT:  ; %bb.1: ; %.lr.ph.preheader
+; GFX9-DL-NEXT:    v_add_u32_e32 v10, v3, v2
+; GFX9-DL-NEXT:    s_load_dwordx4 s[8:11], s[2:3], 0x24
+; GFX9-DL-NEXT:    s_load_dwordx2 s[4:5], s[2:3], 0x34
+; GFX9-DL-NEXT:    v_lshlrev_b32_e32 v1, 5, v10
+; GFX9-DL-NEXT:    s_movk_i32 s3, 0x900
+; GFX9-DL-NEXT:    v_mul_hi_u32_u24_e32 v9, 0x900, v2
+; GFX9-DL-NEXT:    v_mul_u32_u24_e32 v8, 0x900, v2
+; GFX9-DL-NEXT:    v_add_co_u32_e32 v4, vcc, v1, v0
+; GFX9-DL-NEXT:    v_mad_u64_u32 v[1:2], s[0:1], v3, s3, v[8:9]
+; GFX9-DL-NEXT:    v_mul_hi_u32_u24_e32 v7, 0x48, v0
+; GFX9-DL-NEXT:    v_mul_u32_u24_e32 v6, 0x48, v0
+; GFX9-DL-NEXT:    v_mad_u64_u32 v[6:7], s[0:1], v10, s3, v[6:7]
+; GFX9-DL-NEXT:    s_movk_i32 s2, 0x48
+; GFX9-DL-NEXT:    v_mad_u64_u32 v[2:3], s[0:1], v0, s2, v[1:2]
+; GFX9-DL-NEXT:    v_addc_co_u32_e64 v5, s[0:1], 0, 0, vcc
+; GFX9-DL-NEXT:    s_waitcnt lgkmcnt(0)
+; GFX9-DL-NEXT:    v_mov_b32_e32 v8, s9
+; GFX9-DL-NEXT:    v_add_co_u32_e32 v0, vcc, s8, v6
+; GFX9-DL-NEXT:    v_addc_co_u32_e32 v1, vcc, v8, v7, vcc
+; GFX9-DL-NEXT:    v_add_co_u32_e32 v2, vcc, s8, v2
+; GFX9-DL-NEXT:    v_addc_co_u32_e32 v3, vcc, v8, v3, vcc
+; GFX9-DL-NEXT:    v_mov_b32_e32 v8, s11
+; GFX9-DL-NEXT:    v_add_co_u32_e32 v6, vcc, s10, v6
+; GFX9-DL-NEXT:    s_movk_i32 s8, 0xffe1
+; GFX9-DL-NEXT:    v_addc_co_u32_e32 v7, vcc, v8, v7, vcc
+; GFX9-DL-NEXT:    s_mov_b64 s[6:7], 0
+; GFX9-DL-NEXT:    s_mov_b32 s12, 0xc0c0400
+; GFX9-DL-NEXT:    s_mov_b32 s9, -1
+; GFX9-DL-NEXT:    s_mov_b32 s13, 0x4000c0c
+; GFX9-DL-NEXT:  .LBB17_2: ; %.lr.ph
+; GFX9-DL-NEXT:    ; =>This Loop Header: Depth=1
+; GFX9-DL-NEXT:    ; Child Loop BB17_3 Depth 2
+; GFX9-DL-NEXT:    v_mov_b32_e32 v8, 0
+; GFX9-DL-NEXT:    s_mov_b64 s[10:11], 0
+; GFX9-DL-NEXT:  .L...
[truncated]

``````````

</details>


https://github.com/llvm/llvm-project/pull/115224


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