forked from OSchip/llvm-project
116 lines
3.7 KiB
LLVM
116 lines
3.7 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
|
|
; RUN: llc < %s -mtriple=amdgcn-amd-mesa3d -mcpu=fiji -verify-machineinstrs | FileCheck -check-prefix=VI %s
|
|
; RUN: llc < %s -mtriple=amdgcn-amd-mesa3d -mcpu=gfx900 -verify-machineinstrs | FileCheck -check-prefix=GFX9 %s
|
|
|
|
; ===================================================================================
|
|
; V_ADD_LSHL_U32
|
|
; ===================================================================================
|
|
|
|
define amdgpu_ps float @add_shl(i32 %a, i32 %b, i32 %c) {
|
|
; VI-LABEL: add_shl:
|
|
; VI: ; %bb.0:
|
|
; VI-NEXT: v_add_u32_e32 v0, vcc, v0, v1
|
|
; VI-NEXT: v_lshlrev_b32_e32 v0, v2, v0
|
|
; VI-NEXT: ; return to shader part epilog
|
|
;
|
|
; GFX9-LABEL: add_shl:
|
|
; GFX9: ; %bb.0:
|
|
; GFX9-NEXT: v_add_lshl_u32 v0, v0, v1, v2
|
|
; GFX9-NEXT: ; return to shader part epilog
|
|
%x = add i32 %a, %b
|
|
%result = shl i32 %x, %c
|
|
%bc = bitcast i32 %result to float
|
|
ret float %bc
|
|
}
|
|
|
|
define amdgpu_ps float @add_shl_vgpr_c(i32 inreg %a, i32 inreg %b, i32 %c) {
|
|
; VI-LABEL: add_shl_vgpr_c:
|
|
; VI: ; %bb.0:
|
|
; VI-NEXT: s_add_i32 s2, s2, s3
|
|
; VI-NEXT: v_lshlrev_b32_e64 v0, v0, s2
|
|
; VI-NEXT: ; return to shader part epilog
|
|
;
|
|
; GFX9-LABEL: add_shl_vgpr_c:
|
|
; GFX9: ; %bb.0:
|
|
; GFX9-NEXT: s_add_i32 s2, s2, s3
|
|
; GFX9-NEXT: v_lshlrev_b32_e64 v0, v0, s2
|
|
; GFX9-NEXT: ; return to shader part epilog
|
|
%x = add i32 %a, %b
|
|
%result = shl i32 %x, %c
|
|
%bc = bitcast i32 %result to float
|
|
ret float %bc
|
|
}
|
|
|
|
define amdgpu_ps float @add_shl_vgpr_ac(i32 %a, i32 inreg %b, i32 %c) {
|
|
; VI-LABEL: add_shl_vgpr_ac:
|
|
; VI: ; %bb.0:
|
|
; VI-NEXT: v_add_u32_e32 v0, vcc, s2, v0
|
|
; VI-NEXT: v_lshlrev_b32_e32 v0, v1, v0
|
|
; VI-NEXT: ; return to shader part epilog
|
|
;
|
|
; GFX9-LABEL: add_shl_vgpr_ac:
|
|
; GFX9: ; %bb.0:
|
|
; GFX9-NEXT: v_add_lshl_u32 v0, v0, s2, v1
|
|
; GFX9-NEXT: ; return to shader part epilog
|
|
%x = add i32 %a, %b
|
|
%result = shl i32 %x, %c
|
|
%bc = bitcast i32 %result to float
|
|
ret float %bc
|
|
}
|
|
|
|
define amdgpu_ps float @add_shl_vgpr_const(i32 %a, i32 %b) {
|
|
; VI-LABEL: add_shl_vgpr_const:
|
|
; VI: ; %bb.0:
|
|
; VI-NEXT: v_add_u32_e32 v0, vcc, v0, v1
|
|
; VI-NEXT: v_lshlrev_b32_e32 v0, 9, v0
|
|
; VI-NEXT: ; return to shader part epilog
|
|
;
|
|
; GFX9-LABEL: add_shl_vgpr_const:
|
|
; GFX9: ; %bb.0:
|
|
; GFX9-NEXT: v_add_lshl_u32 v0, v0, v1, 9
|
|
; GFX9-NEXT: ; return to shader part epilog
|
|
%x = add i32 %a, %b
|
|
%result = shl i32 %x, 9
|
|
%bc = bitcast i32 %result to float
|
|
ret float %bc
|
|
}
|
|
|
|
define amdgpu_ps float @add_shl_vgpr_const_inline_const(i32 %a) {
|
|
; VI-LABEL: add_shl_vgpr_const_inline_const:
|
|
; VI: ; %bb.0:
|
|
; VI-NEXT: v_lshlrev_b32_e32 v0, 9, v0
|
|
; VI-NEXT: v_add_u32_e32 v0, vcc, 0x7e800, v0
|
|
; VI-NEXT: ; return to shader part epilog
|
|
;
|
|
; GFX9-LABEL: add_shl_vgpr_const_inline_const:
|
|
; GFX9: ; %bb.0:
|
|
; GFX9-NEXT: v_mov_b32_e32 v1, 0x7e800
|
|
; GFX9-NEXT: v_lshl_add_u32 v0, v0, 9, v1
|
|
; GFX9-NEXT: ; return to shader part epilog
|
|
%x = add i32 %a, 1012
|
|
%result = shl i32 %x, 9
|
|
%bc = bitcast i32 %result to float
|
|
ret float %bc
|
|
}
|
|
|
|
; TODO: Non-optimal code generation because SelectionDAG combines
|
|
; (shl (add x, CONST), y) ---> (add (shl x, y), CONST').
|
|
;
|
|
define amdgpu_ps float @add_shl_vgpr_inline_const_x2(i32 %a) {
|
|
; VI-LABEL: add_shl_vgpr_inline_const_x2:
|
|
; VI: ; %bb.0:
|
|
; VI-NEXT: v_lshlrev_b32_e32 v0, 9, v0
|
|
; VI-NEXT: v_add_u32_e32 v0, vcc, 0x600, v0
|
|
; VI-NEXT: ; return to shader part epilog
|
|
;
|
|
; GFX9-LABEL: add_shl_vgpr_inline_const_x2:
|
|
; GFX9: ; %bb.0:
|
|
; GFX9-NEXT: v_mov_b32_e32 v1, 0x600
|
|
; GFX9-NEXT: v_lshl_add_u32 v0, v0, 9, v1
|
|
; GFX9-NEXT: ; return to shader part epilog
|
|
%x = add i32 %a, 3
|
|
%result = shl i32 %x, 9
|
|
%bc = bitcast i32 %result to float
|
|
ret float %bc
|
|
}
|