File: load-constant-always-uniform.ll

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llvm-toolchain-20 1%3A20.1.6-1~exp1
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
; RUN: llc -mtriple=amdgcn -mcpu=gfx1100 < %s | FileCheck %s -check-prefix=GFX11
; RUN: llc -mtriple=amdgcn -mcpu=gfx1200 < %s | FileCheck %s -check-prefix=GFX12

define amdgpu_cs void @test_uniform_load_b96(ptr addrspace(1) %ptr, i32 %arg) "amdgpu-flat-work-group-size"="1,1" {
; GFX11-LABEL: test_uniform_load_b96:
; GFX11:       ; %bb.0: ; %bb
; GFX11-NEXT:    v_mov_b32_e32 v3, 0
; GFX11-NEXT:    s_delay_alu instid0(VALU_DEP_1) | instskip(NEXT) | instid1(VALU_DEP_1)
; GFX11-NEXT:    v_lshlrev_b64 v[2:3], 2, v[2:3]
; GFX11-NEXT:    v_add_co_u32 v2, vcc_lo, v0, v2
; GFX11-NEXT:    s_delay_alu instid0(VALU_DEP_2) | instskip(NEXT) | instid1(VALU_DEP_2)
; GFX11-NEXT:    v_add_co_ci_u32_e32 v3, vcc_lo, v1, v3, vcc_lo
; GFX11-NEXT:    v_readfirstlane_b32 s0, v2
; GFX11-NEXT:    s_delay_alu instid0(VALU_DEP_2)
; GFX11-NEXT:    v_readfirstlane_b32 s1, v3
; GFX11-NEXT:    s_clause 0x1
; GFX11-NEXT:    s_load_b64 s[2:3], s[0:1], 0x0
; GFX11-NEXT:    s_load_b32 s0, s[0:1], 0x8
; GFX11-NEXT:    s_waitcnt lgkmcnt(0)
; GFX11-NEXT:    v_mov_b32_e32 v2, s3
; GFX11-NEXT:    s_delay_alu instid0(VALU_DEP_1)
; GFX11-NEXT:    v_or3_b32 v2, s2, v2, s0
; GFX11-NEXT:    global_store_b32 v[0:1], v2, off
; GFX11-NEXT:    s_endpgm
;
; GFX12-LABEL: test_uniform_load_b96:
; GFX12:       ; %bb.0: ; %bb
; GFX12-NEXT:    v_mov_b32_e32 v3, 0
; GFX12-NEXT:    s_delay_alu instid0(VALU_DEP_1) | instskip(NEXT) | instid1(VALU_DEP_1)
; GFX12-NEXT:    v_lshlrev_b64_e32 v[2:3], 2, v[2:3]
; GFX12-NEXT:    v_add_co_u32 v2, vcc_lo, v0, v2
; GFX12-NEXT:    s_delay_alu instid0(VALU_DEP_2) | instskip(NEXT) | instid1(VALU_DEP_2)
; GFX12-NEXT:    v_add_co_ci_u32_e32 v3, vcc_lo, v1, v3, vcc_lo
; GFX12-NEXT:    v_readfirstlane_b32 s0, v2
; GFX12-NEXT:    s_delay_alu instid0(VALU_DEP_2) | instskip(SKIP_2) | instid1(VALU_DEP_2)
; GFX12-NEXT:    v_readfirstlane_b32 s1, v3
; GFX12-NEXT:    s_load_b96 s[0:2], s[0:1], 0x0
; GFX12-NEXT:    s_wait_kmcnt 0x0
; GFX12-NEXT:    v_mov_b32_e32 v2, s0
; GFX12-NEXT:    s_delay_alu instid0(VALU_DEP_1)
; GFX12-NEXT:    v_or3_b32 v2, v2, s1, s2
; GFX12-NEXT:    global_store_b32 v[0:1], v2, off
; GFX12-NEXT:    s_endpgm
bb:
  %i = zext i32 %arg to i64
  %i1 = getelementptr i32, ptr addrspace(1) %ptr, i64 %i
  %i2 = load <3 x i32>, ptr addrspace(1) %i1, align 4
  %i3 = extractelement <3 x i32> %i2, i32 0
  %i4 = extractelement <3 x i32> %i2, i32 1
  %i5 = extractelement <3 x i32> %i2, i32 2
  %i6 = or i32 %i3, %i4
  %i7 = or i32 %i5, %i6
  store i32 %i7, ptr addrspace(1) %ptr, align 4
  ret void
}