[llvm] [NFC][AMDGPU] Auto-generate check lines for some test cases (PR #112426)

[Matt Arsenault via llvm-commits]

================
@@ -1,60 +1,131 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
 ; RUN: llc -mtriple=amdgcn -mcpu=tahiti -verify-machineinstrs < %s | FileCheck -check-prefix=SI %s
 
-; SI-LABEL: {{^}}s_clear_msb:
-; SI: s_bitset0_b32 s{{[0-9]+}}, 31
 define amdgpu_kernel void @s_clear_msb(ptr addrspace(1) %out, i32 %in) {
+; SI-LABEL: s_clear_msb:
+; SI:       ; %bb.0:
+; SI-NEXT:    s_load_dword s4, s[2:3], 0xb
+; SI-NEXT:    s_load_dwordx2 s[0:1], s[2:3], 0x9
+; SI-NEXT:    s_mov_b32 s3, 0xf000
+; SI-NEXT:    s_mov_b32 s2, -1
+; SI-NEXT:    s_waitcnt lgkmcnt(0)
+; SI-NEXT:    s_bitset0_b32 s4, 31
+; SI-NEXT:    v_mov_b32_e32 v0, s4
+; SI-NEXT:    buffer_store_dword v0, off, s[0:3], 0
+; SI-NEXT:    s_endpgm
   %x = and i32 %in, 2147483647
   store i32 %x, ptr addrspace(1) %out
   ret void
 }
 
-; SI-LABEL: {{^}}s_set_msb:
-; SI: s_bitset1_b32 s{{[0-9]+}}, 31
 define amdgpu_kernel void @s_set_msb(ptr addrspace(1) %out, i32 %in) {
+; SI-LABEL: s_set_msb:
+; SI:       ; %bb.0:
+; SI-NEXT:    s_load_dword s4, s[2:3], 0xb
+; SI-NEXT:    s_load_dwordx2 s[0:1], s[2:3], 0x9
+; SI-NEXT:    s_mov_b32 s3, 0xf000
+; SI-NEXT:    s_mov_b32 s2, -1
+; SI-NEXT:    s_waitcnt lgkmcnt(0)
+; SI-NEXT:    s_bitset1_b32 s4, 31
+; SI-NEXT:    v_mov_b32_e32 v0, s4
+; SI-NEXT:    buffer_store_dword v0, off, s[0:3], 0
+; SI-NEXT:    s_endpgm
   %x = or i32 %in, 2147483648
   store i32 %x, ptr addrspace(1) %out
   ret void
 }
 
-; SI-LABEL: {{^}}s_clear_lsb:
-; SI: s_and_b32 s{{[0-9]+}}, s{{[0-9]+}}, -2
 define amdgpu_kernel void @s_clear_lsb(ptr addrspace(1) %out, i32 %in) {
+; SI-LABEL: s_clear_lsb:
+; SI:       ; %bb.0:
+; SI-NEXT:    s_load_dword s4, s[2:3], 0xb
+; SI-NEXT:    s_load_dwordx2 s[0:1], s[2:3], 0x9
+; SI-NEXT:    s_mov_b32 s3, 0xf000
+; SI-NEXT:    s_mov_b32 s2, -1
+; SI-NEXT:    s_waitcnt lgkmcnt(0)
+; SI-NEXT:    s_and_b32 s4, s4, -2
+; SI-NEXT:    v_mov_b32_e32 v0, s4
+; SI-NEXT:    buffer_store_dword v0, off, s[0:3], 0
+; SI-NEXT:    s_endpgm
   %x = and i32 %in, 4294967294
   store i32 %x, ptr addrspace(1) %out
   ret void
 }
 
-; SI-LABEL: {{^}}s_set_lsb:
-; SI: s_or_b32 s{{[0-9]+}}, s{{[0-9]+}}, 1
 define amdgpu_kernel void @s_set_lsb(ptr addrspace(1) %out, i32 %in) {
+; SI-LABEL: s_set_lsb:
+; SI:       ; %bb.0:
+; SI-NEXT:    s_load_dword s4, s[2:3], 0xb
+; SI-NEXT:    s_load_dwordx2 s[0:1], s[2:3], 0x9
+; SI-NEXT:    s_mov_b32 s3, 0xf000
+; SI-NEXT:    s_mov_b32 s2, -1
+; SI-NEXT:    s_waitcnt lgkmcnt(0)
+; SI-NEXT:    s_or_b32 s4, s4, 1
+; SI-NEXT:    v_mov_b32_e32 v0, s4
+; SI-NEXT:    buffer_store_dword v0, off, s[0:3], 0
+; SI-NEXT:    s_endpgm
   %x = or i32 %in, 1
   store i32 %x, ptr addrspace(1) %out
   ret void
 }
 
-; SI-LABEL: {{^}}s_clear_midbit:
-; SI: s_bitset0_b32 s{{[0-9]+}}, 8
 define amdgpu_kernel void @s_clear_midbit(ptr addrspace(1) %out, i32 %in) {
+; SI-LABEL: s_clear_midbit:
+; SI:       ; %bb.0:
+; SI-NEXT:    s_load_dword s4, s[2:3], 0xb
+; SI-NEXT:    s_load_dwordx2 s[0:1], s[2:3], 0x9
+; SI-NEXT:    s_mov_b32 s3, 0xf000
+; SI-NEXT:    s_mov_b32 s2, -1
+; SI-NEXT:    s_waitcnt lgkmcnt(0)
+; SI-NEXT:    s_bitset0_b32 s4, 8
+; SI-NEXT:    v_mov_b32_e32 v0, s4
+; SI-NEXT:    buffer_store_dword v0, off, s[0:3], 0
+; SI-NEXT:    s_endpgm
   %x = and i32 %in, 4294967039
   store i32 %x, ptr addrspace(1) %out
   ret void
 }
 
-; SI-LABEL: {{^}}s_set_midbit:
-; SI: s_bitset1_b32 s{{[0-9]+}}, 8
 define amdgpu_kernel void @s_set_midbit(ptr addrspace(1) %out, i32 %in) {
+; SI-LABEL: s_set_midbit:
+; SI:       ; %bb.0:
+; SI-NEXT:    s_load_dword s4, s[2:3], 0xb
+; SI-NEXT:    s_load_dwordx2 s[0:1], s[2:3], 0x9
+; SI-NEXT:    s_mov_b32 s3, 0xf000
+; SI-NEXT:    s_mov_b32 s2, -1
+; SI-NEXT:    s_waitcnt lgkmcnt(0)
+; SI-NEXT:    s_bitset1_b32 s4, 8
+; SI-NEXT:    v_mov_b32_e32 v0, s4
+; SI-NEXT:    buffer_store_dword v0, off, s[0:3], 0
+; SI-NEXT:    s_endpgm
   %x = or i32 %in, 256
   store i32 %x, ptr addrspace(1) %out
   ret void
 }
 
 @gv = external addrspace(1) global i32
 
-; Make sure there's no verifier error with an undef source.
----------------
arsenm wrote:

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https://github.com/llvm/llvm-project/pull/112426