test/CodeGen/AMDGPU/scale-offset-smem.ll

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2
; RUN: llc -mtriple=amdgcn -mcpu=gfx1250 < %s | FileCheck --check-prefixes=GCN,SDAG %s
; RUN: llc -global-isel -mtriple=amdgcn -mcpu=gfx1250 < %s | FileCheck --check-prefixes=GCN,GISEL %s

define amdgpu_ps float @s_load_b32_idxprom(ptr addrspace(4) align 4 inreg %p, i32 inreg %idx) {
; GCN-LABEL: s_load_b32_idxprom:
; GCN:       ; %bb.0: ; %entry
; GCN-NEXT:    s_load_b32 s0, s[0:1], s2 offset:0x0 scale_offset
; GCN-NEXT:    s_wait_kmcnt 0x0
; GCN-NEXT:    v_mov_b32_e32 v0, s0
; GCN-NEXT:    ; return to shader part epilog
entry:
  %idxprom = zext i32 %idx to i64
  %arrayidx = getelementptr inbounds float, ptr addrspace(4) %p, i64 %idxprom
  %ret = load float, ptr addrspace(4) %arrayidx, align 4
  ret float %ret
}

; 'i32 %idx' is a signed index while SMRD soffset is unsigned, thus it is not selected.

define amdgpu_ps float @s_load_b32_idx32(ptr addrspace(4) align 4 inreg %p, i32 inreg %idx) {
; SDAG-LABEL: s_load_b32_idx32:
; SDAG:       ; %bb.0: ; %entry
; SDAG-NEXT:    s_ashr_i32 s3, s2, 31
; SDAG-NEXT:    s_delay_alu instid0(SALU_CYCLE_1) | instskip(NEXT) | instid1(SALU_CYCLE_1)
; SDAG-NEXT:    s_lshl_b64 s[2:3], s[2:3], 2
; SDAG-NEXT:    s_add_nc_u64 s[0:1], s[0:1], s[2:3]
; SDAG-NEXT:    s_load_b32 s0, s[0:1], 0x0
; SDAG-NEXT:    s_wait_kmcnt 0x0
; SDAG-NEXT:    v_mov_b32_e32 v0, s0
; SDAG-NEXT:    ; return to shader part epilog
;
; GISEL-LABEL: s_load_b32_idx32:
; GISEL:       ; %bb.0: ; %entry
; GISEL-NEXT:    s_ashr_i32 s3, s2, 31
; GISEL-NEXT:    s_delay_alu instid0(SALU_CYCLE_1) | instskip(NEXT) | instid1(SALU_CYCLE_1)
; GISEL-NEXT:    s_lshl_b64 s[2:3], s[2:3], 2
; GISEL-NEXT:    s_add_co_u32 s0, s0, s2
; GISEL-NEXT:    s_add_co_ci_u32 s1, s1, s3
; GISEL-NEXT:    s_load_b32 s0, s[0:1], 0x0
; GISEL-NEXT:    s_wait_kmcnt 0x0
; GISEL-NEXT:    v_mov_b32_e32 v0, s0
; GISEL-NEXT:    ; return to shader part epilog
entry:
  %arrayidx = getelementptr inbounds float, ptr addrspace(4) %p, i32 %idx
  %ret = load float, ptr addrspace(4) %arrayidx, align 4
  ret float %ret
}

define amdgpu_ps float @s_load_b32_idxprom_wrong_stride(ptr addrspace(4) align 4 inreg %p, i32 inreg %idx) {
; SDAG-LABEL: s_load_b32_idxprom_wrong_stride:
; SDAG:       ; %bb.0: ; %entry
; SDAG-NEXT:    s_mov_b32 s3, 0
; SDAG-NEXT:    s_delay_alu instid0(SALU_CYCLE_1) | instskip(NEXT) | instid1(SALU_CYCLE_1)
; SDAG-NEXT:    s_lshl_b64 s[2:3], s[2:3], 3
; SDAG-NEXT:    s_add_nc_u64 s[0:1], s[0:1], s[2:3]
; SDAG-NEXT:    s_load_b32 s0, s[0:1], 0x0
; SDAG-NEXT:    s_wait_kmcnt 0x0
; SDAG-NEXT:    v_mov_b32_e32 v0, s0
; SDAG-NEXT:    ; return to shader part epilog
;
; GISEL-LABEL: s_load_b32_idxprom_wrong_stride:
; GISEL:       ; %bb.0: ; %entry
; GISEL-NEXT:    s_mov_b32 s3, 0
; GISEL-NEXT:    s_delay_alu instid0(SALU_CYCLE_1) | instskip(NEXT) | instid1(SALU_CYCLE_1)
; GISEL-NEXT:    s_lshl_b64 s[2:3], s[2:3], 3
; GISEL-NEXT:    s_add_co_u32 s0, s0, s2
; GISEL-NEXT:    s_add_co_ci_u32 s1, s1, s3
; GISEL-NEXT:    s_load_b32 s0, s[0:1], 0x0
; GISEL-NEXT:    s_wait_kmcnt 0x0
; GISEL-NEXT:    v_mov_b32_e32 v0, s0
; GISEL-NEXT:    ; return to shader part epilog
entry:
  %idxprom = zext i32 %idx to i64
  %arrayidx = getelementptr inbounds <2 x float>, ptr addrspace(4) %p, i64 %idxprom
  %ret = load float, ptr addrspace(4) %arrayidx, align 4
  ret float %ret
}

define amdgpu_ps float @s_load_b16_idxprom_ioffset(ptr addrspace(4) align 4 inreg %p, i32 inreg %idx) {
; GCN-LABEL: s_load_b16_idxprom_ioffset:
; GCN:       ; %bb.0: ; %entry
; GCN-NEXT:    s_load_u16 s0, s[0:1], s2 offset:0x20 scale_offset
; GCN-NEXT:    s_wait_kmcnt 0x0
; GCN-NEXT:    v_mov_b32_e32 v0, s0
; GCN-NEXT:    ; return to shader part epilog
entry:
  %idxprom = zext i32 %idx to i64
  %idxadd = add i64 %idxprom, 16
  %arrayidx = getelementptr inbounds i16, ptr addrspace(4) %p, i64 %idxadd
  %ld = load i16, ptr addrspace(4) %arrayidx, align 2
  %ret.i32 = zext i16 %ld to i32
  %ret = bitcast i32 %ret.i32 to float
  ret float %ret
}

define amdgpu_ps <2 x float> @s_load_b64_idxprom(ptr addrspace(4) align 4 inreg %p, i32 inreg %idx) {
; GCN-LABEL: s_load_b64_idxprom:
; GCN:       ; %bb.0: ; %entry
; GCN-NEXT:    s_load_b64 s[0:1], s[0:1], s2 offset:0x0 scale_offset
; GCN-NEXT:    s_wait_kmcnt 0x0
; GCN-NEXT:    v_dual_mov_b32 v0, s0 :: v_dual_mov_b32 v1, s1
; GCN-NEXT:    ; return to shader part epilog
entry:
  %idxprom = zext i32 %idx to i64
  %arrayidx = getelementptr inbounds <2 x float>, ptr addrspace(4) %p, i64 %idxprom
  %ret = load <2 x float>, ptr addrspace(4) %arrayidx, align 4
  ret <2 x float> %ret
}

define amdgpu_ps <3 x float> @s_load_b96_idxprom(ptr addrspace(4) align 4 inreg %p, i32 inreg %idx) {
; GCN-LABEL: s_load_b96_idxprom:
; GCN:       ; %bb.0: ; %entry
; GCN-NEXT:    s_load_b96 s[0:2], s[0:1], s2 offset:0x0 scale_offset
; GCN-NEXT:    s_wait_kmcnt 0x0
; GCN-NEXT:    v_dual_mov_b32 v0, s0 :: v_dual_mov_b32 v1, s1
; GCN-NEXT:    v_mov_b32_e32 v2, s2
; GCN-NEXT:    ; return to shader part epilog
entry:
  %idxprom = zext i32 %idx to i64
  %arrayidx = getelementptr inbounds [3 x float], ptr addrspace(4) %p, i64 %idxprom
  %ret = load <3 x float>, ptr addrspace(4) %arrayidx, align 4
  ret <3 x float> %ret
}

define amdgpu_ps <4 x float> @s_load_b128_idxprom(ptr addrspace(4) align 4 inreg %p, i32 inreg %idx) {
; GCN-LABEL: s_load_b128_idxprom:
; GCN:       ; %bb.0: ; %entry
; GCN-NEXT:    s_load_b128 s[0:3], s[0:1], s2 offset:0x0 scale_offset
; GCN-NEXT:    s_wait_kmcnt 0x0
; GCN-NEXT:    v_dual_mov_b32 v0, s0 :: v_dual_mov_b32 v1, s1
; GCN-NEXT:    v_dual_mov_b32 v2, s2 :: v_dual_mov_b32 v3, s3
; GCN-NEXT:    ; return to shader part epilog
entry:
  %idxprom = zext i32 %idx to i64
  %arrayidx = getelementptr inbounds <4 x float>, ptr addrspace(4) %p, i64 %idxprom
  %ret = load <4 x float>, ptr addrspace(4) %arrayidx, align 4
  ret <4 x float> %ret
}

define amdgpu_ps <8 x float> @s_load_b256_idxprom(ptr addrspace(4) align 4 inreg %p, i32 inreg %idx) {
; GCN-LABEL: s_load_b256_idxprom:
; GCN:       ; %bb.0: ; %entry
; GCN-NEXT:    s_load_b256 s[0:7], s[0:1], s2 offset:0x0 scale_offset
; GCN-NEXT:    s_wait_kmcnt 0x0
; GCN-NEXT:    v_dual_mov_b32 v0, s0 :: v_dual_mov_b32 v1, s1
; GCN-NEXT:    v_dual_mov_b32 v2, s2 :: v_dual_mov_b32 v3, s3
; GCN-NEXT:    v_dual_mov_b32 v4, s4 :: v_dual_mov_b32 v5, s5
; GCN-NEXT:    v_dual_mov_b32 v6, s6 :: v_dual_mov_b32 v7, s7
; GCN-NEXT:    ; return to shader part epilog
entry:
  %idxprom = zext i32 %idx to i64
  %arrayidx = getelementptr inbounds <8 x float>, ptr addrspace(4) %p, i64 %idxprom
  %ret = load <8 x float>, ptr addrspace(4) %arrayidx, align 4
  ret <8 x float> %ret
}

define amdgpu_ps <16 x float> @s_load_b512_idxprom(ptr addrspace(4) align 4 inreg %p, i32 inreg %idx) {
; GCN-LABEL: s_load_b512_idxprom:
; GCN:       ; %bb.0: ; %entry
; GCN-NEXT:    s_load_b512 s[0:15], s[0:1], s2 offset:0x0 scale_offset
; GCN-NEXT:    s_wait_kmcnt 0x0
; GCN-NEXT:    v_dual_mov_b32 v0, s0 :: v_dual_mov_b32 v1, s1
; GCN-NEXT:    v_dual_mov_b32 v2, s2 :: v_dual_mov_b32 v3, s3
; GCN-NEXT:    v_dual_mov_b32 v4, s4 :: v_dual_mov_b32 v5, s5
; GCN-NEXT:    v_dual_mov_b32 v6, s6 :: v_dual_mov_b32 v7, s7
; GCN-NEXT:    v_dual_mov_b32 v8, s8 :: v_dual_mov_b32 v9, s9
; GCN-NEXT:    v_dual_mov_b32 v10, s10 :: v_dual_mov_b32 v11, s11
; GCN-NEXT:    v_dual_mov_b32 v12, s12 :: v_dual_mov_b32 v13, s13
; GCN-NEXT:    v_dual_mov_b32 v14, s14 :: v_dual_mov_b32 v15, s15
; GCN-NEXT:    ; return to shader part epilog
entry:
  %idxprom = zext i32 %idx to i64
  %arrayidx = getelementptr inbounds <16 x float>, ptr addrspace(4) %p, i64 %idxprom
  %ret = load <16 x float>, ptr addrspace(4) %arrayidx, align 4
  ret <16 x float> %ret
}

define amdgpu_ps float @s_load_b32_idxprom_range(ptr addrspace(4) align 4 inreg %p) {
; GCN-LABEL: s_load_b32_idxprom_range:
; GCN:       ; %bb.0: ; %entry
; GCN-NEXT:    s_load_b32 s2, s[0:1], 0x0
; GCN-NEXT:    s_wait_kmcnt 0x0
; GCN-NEXT:    s_load_b32 s0, s[0:1], s2 offset:0x0 scale_offset
; GCN-NEXT:    s_wait_kmcnt 0x0
; GCN-NEXT:    v_mov_b32_e32 v0, s0
; GCN-NEXT:    ; return to shader part epilog
entry:
  %idx = load i32, ptr addrspace(4) %p, align 4, !range !0
  %idxprom = zext i32 %idx to i64
  %arrayidx = getelementptr inbounds float, ptr addrspace(4) %p, i64 %idxprom
  %ret = load float, ptr addrspace(4) %arrayidx, align 4
  ret float %ret
}

define amdgpu_ps float @s_load_b32_idxprom_range_ioffset(ptr addrspace(4) align 4 inreg %p) {
; GCN-LABEL: s_load_b32_idxprom_range_ioffset:
; GCN:       ; %bb.0: ; %entry
; GCN-NEXT:    s_load_b32 s2, s[0:1], 0x0
; GCN-NEXT:    s_wait_kmcnt 0x0
; GCN-NEXT:    s_load_b32 s0, s[0:1], s2 offset:0x40 scale_offset
; GCN-NEXT:    s_wait_kmcnt 0x0
; GCN-NEXT:    v_mov_b32_e32 v0, s0
; GCN-NEXT:    ; return to shader part epilog
entry:
  %idx = load i32, ptr addrspace(4) %p, align 4, !range !0
  %idxprom = zext i32 %idx to i64
  %idxadd = add i64 %idxprom, 16
  %arrayidx = getelementptr inbounds float, ptr addrspace(4) %p, i64 %idxadd
  %ret = load float, ptr addrspace(4) %arrayidx, align 4
  ret float %ret
}

; Note: this is a byte load, there is nothing to scale

define amdgpu_ps float @s_load_b8_idxprom_range_ioffset(ptr addrspace(4) align 4 inreg %p) {
; GCN-LABEL: s_load_b8_idxprom_range_ioffset:
; GCN:       ; %bb.0: ; %entry
; GCN-NEXT:    s_load_b32 s2, s[0:1], 0x0
; GCN-NEXT:    s_wait_kmcnt 0x0
; GCN-NEXT:    s_load_u8 s0, s[0:1], s2 offset:0x10
; GCN-NEXT:    s_wait_kmcnt 0x0
; GCN-NEXT:    v_mov_b32_e32 v0, s0
; GCN-NEXT:    ; return to shader part epilog
entry:
  %idx = load i32, ptr addrspace(4) %p, align 4, !range !0
  %idxprom = zext i32 %idx to i64
  %idxadd = add i64 %idxprom, 16
  %arrayidx = getelementptr inbounds i8, ptr addrspace(4) %p, i64 %idxadd
  %ld = load i8, ptr addrspace(4) %arrayidx
  %ret.i32 = zext i8 %ld to i32
  %ret = bitcast i32 %ret.i32 to float
  ret float %ret
}

define amdgpu_ps float @s_load_b16_idxprom_range(ptr addrspace(4) align 4 inreg %p) {
; GCN-LABEL: s_load_b16_idxprom_range:
; GCN:       ; %bb.0: ; %entry
; GCN-NEXT:    s_load_b32 s2, s[0:1], 0x0
; GCN-NEXT:    s_wait_kmcnt 0x0
; GCN-NEXT:    s_load_u16 s0, s[0:1], s2 offset:0x0 scale_offset
; GCN-NEXT:    s_wait_kmcnt 0x0
; GCN-NEXT:    v_mov_b32_e32 v0, s0
; GCN-NEXT:    ; return to shader part epilog
entry:
  %idx = load i32, ptr addrspace(4) %p, align 4, !range !0
  %idxprom = zext i32 %idx to i64
  %arrayidx = getelementptr inbounds i16, ptr addrspace(4) %p, i64 %idxprom
  %ld = load i16, ptr addrspace(4) %arrayidx, align 2
  %ret.i32 = zext i16 %ld to i32
  %ret = bitcast i32 %ret.i32 to float
  ret float %ret
}

define amdgpu_ps float @s_load_b16_idxprom_range_ioffset(ptr addrspace(4) align 4 inreg %p) {
; GCN-LABEL: s_load_b16_idxprom_range_ioffset:
; GCN:       ; %bb.0: ; %entry
; GCN-NEXT:    s_load_b32 s2, s[0:1], 0x0
; GCN-NEXT:    s_wait_kmcnt 0x0
; GCN-NEXT:    s_load_u16 s0, s[0:1], s2 offset:0x20 scale_offset
; GCN-NEXT:    s_wait_kmcnt 0x0
; GCN-NEXT:    v_mov_b32_e32 v0, s0
; GCN-NEXT:    ; return to shader part epilog
entry:
  %idx = load i32, ptr addrspace(4) %p, align 4, !range !0
  %idxprom = zext i32 %idx to i64
  %idxadd = add i64 %idxprom, 16
  %arrayidx = getelementptr inbounds i16, ptr addrspace(4) %p, i64 %idxadd
  %ld = load i16, ptr addrspace(4) %arrayidx, align 2
  %ret.i32 = zext i16 %ld to i32
  %ret = bitcast i32 %ret.i32 to float
  ret float %ret
}

define amdgpu_ps <2 x float> @s_load_b64_idxprom_range(ptr addrspace(4) align 4 inreg %p) {
; GCN-LABEL: s_load_b64_idxprom_range:
; GCN:       ; %bb.0: ; %entry
; GCN-NEXT:    s_load_b32 s2, s[0:1], 0x0
; GCN-NEXT:    s_wait_kmcnt 0x0
; GCN-NEXT:    s_load_b64 s[0:1], s[0:1], s2 offset:0x0 scale_offset
; GCN-NEXT:    s_wait_kmcnt 0x0
; GCN-NEXT:    v_dual_mov_b32 v0, s0 :: v_dual_mov_b32 v1, s1
; GCN-NEXT:    ; return to shader part epilog
entry:
  %idx = load i32, ptr addrspace(4) %p, align 4, !range !0
  %idxprom = zext i32 %idx to i64
  %arrayidx = getelementptr inbounds <2 x float>, ptr addrspace(4) %p, i64 %idxprom
  %ret = load <2 x float>, ptr addrspace(4) %arrayidx, align 4
  ret <2 x float> %ret
}

define amdgpu_ps <3 x float> @s_load_b96_idxprom_range(ptr addrspace(4) align 4 inreg %p) {
; GCN-LABEL: s_load_b96_idxprom_range:
; GCN:       ; %bb.0: ; %entry
; GCN-NEXT:    s_load_b32 s2, s[0:1], 0x0
; GCN-NEXT:    s_wait_kmcnt 0x0
; GCN-NEXT:    s_load_b96 s[0:2], s[0:1], s2 offset:0x0 scale_offset
; GCN-NEXT:    s_wait_kmcnt 0x0
; GCN-NEXT:    v_dual_mov_b32 v0, s0 :: v_dual_mov_b32 v1, s1
; GCN-NEXT:    v_mov_b32_e32 v2, s2
; GCN-NEXT:    ; return to shader part epilog
entry:
  %idx = load i32, ptr addrspace(4) %p, align 4, !range !0
  %idxprom = zext i32 %idx to i64
  %arrayidx = getelementptr inbounds [3 x float], ptr addrspace(4) %p, i64 %idxprom
  %ret = load <3 x float>, ptr addrspace(4) %arrayidx, align 4
  ret <3 x float> %ret
}

define amdgpu_ps <4 x float> @s_load_b128_idxprom_range(ptr addrspace(4) align 4 inreg %p) {
; GCN-LABEL: s_load_b128_idxprom_range:
; GCN:       ; %bb.0: ; %entry
; GCN-NEXT:    s_load_b32 s2, s[0:1], 0x0
; GCN-NEXT:    s_wait_kmcnt 0x0
; GCN-NEXT:    s_load_b128 s[0:3], s[0:1], s2 offset:0x0 scale_offset
; GCN-NEXT:    s_wait_kmcnt 0x0
; GCN-NEXT:    v_dual_mov_b32 v0, s0 :: v_dual_mov_b32 v1, s1
; GCN-NEXT:    v_dual_mov_b32 v2, s2 :: v_dual_mov_b32 v3, s3
; GCN-NEXT:    ; return to shader part epilog
entry:
  %idx = load i32, ptr addrspace(4) %p, align 4, !range !0
  %idxprom = zext i32 %idx to i64
  %arrayidx = getelementptr inbounds <4 x float>, ptr addrspace(4) %p, i64 %idxprom
  %ret = load <4 x float>, ptr addrspace(4) %arrayidx, align 4
  ret <4 x float> %ret
}

define amdgpu_ps <8 x float> @s_load_b256_idxprom_range(ptr addrspace(4) align 4 inreg %p) {
; GCN-LABEL: s_load_b256_idxprom_range:
; GCN:       ; %bb.0: ; %entry
; GCN-NEXT:    s_load_b32 s2, s[0:1], 0x0
; GCN-NEXT:    s_wait_kmcnt 0x0
; GCN-NEXT:    s_load_b256 s[0:7], s[0:1], s2 offset:0x0 scale_offset
; GCN-NEXT:    s_wait_kmcnt 0x0
; GCN-NEXT:    v_dual_mov_b32 v0, s0 :: v_dual_mov_b32 v1, s1
; GCN-NEXT:    v_dual_mov_b32 v2, s2 :: v_dual_mov_b32 v3, s3
; GCN-NEXT:    v_dual_mov_b32 v4, s4 :: v_dual_mov_b32 v5, s5
; GCN-NEXT:    v_dual_mov_b32 v6, s6 :: v_dual_mov_b32 v7, s7
; GCN-NEXT:    ; return to shader part epilog
entry:
  %idx = load i32, ptr addrspace(4) %p, align 4, !range !0
  %idxprom = zext i32 %idx to i64
  %arrayidx = getelementptr inbounds <8 x float>, ptr addrspace(4) %p, i64 %idxprom
  %ret = load <8 x float>, ptr addrspace(4) %arrayidx, align 4
  ret <8 x float> %ret
}

define amdgpu_ps <16 x float> @s_load_b512_idxprom_range(ptr addrspace(4) align 4 inreg %p) {
; GCN-LABEL: s_load_b512_idxprom_range:
; GCN:       ; %bb.0: ; %entry
; GCN-NEXT:    s_load_b32 s2, s[0:1], 0x0
; GCN-NEXT:    s_wait_kmcnt 0x0
; GCN-NEXT:    s_load_b512 s[0:15], s[0:1], s2 offset:0x0 scale_offset
; GCN-NEXT:    s_wait_kmcnt 0x0
; GCN-NEXT:    v_dual_mov_b32 v0, s0 :: v_dual_mov_b32 v1, s1
; GCN-NEXT:    v_dual_mov_b32 v2, s2 :: v_dual_mov_b32 v3, s3
; GCN-NEXT:    v_dual_mov_b32 v4, s4 :: v_dual_mov_b32 v5, s5
; GCN-NEXT:    v_dual_mov_b32 v6, s6 :: v_dual_mov_b32 v7, s7
; GCN-NEXT:    v_dual_mov_b32 v8, s8 :: v_dual_mov_b32 v9, s9
; GCN-NEXT:    v_dual_mov_b32 v10, s10 :: v_dual_mov_b32 v11, s11
; GCN-NEXT:    v_dual_mov_b32 v12, s12 :: v_dual_mov_b32 v13, s13
; GCN-NEXT:    v_dual_mov_b32 v14, s14 :: v_dual_mov_b32 v15, s15
; GCN-NEXT:    ; return to shader part epilog
entry:
  %idx = load i32, ptr addrspace(4) %p, align 4, !range !0
  %idxprom = zext i32 %idx to i64
  %arrayidx = getelementptr inbounds <16 x float>, ptr addrspace(4) %p, i64 %idxprom
  %ret = load <16 x float>, ptr addrspace(4) %arrayidx, align 4
  ret <16 x float> %ret
}

!0 = !{i32 0, i32 1024}