; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5 ;; Test reduction of: ;; ;; DST = shl i64 X, Y ;; ;; where Y is in the range [63-32] to: ;; ;; DST = [0, shl i32 X, (Y & 0x1F)] ; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 < %s | FileCheck %s ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; ; Test range with metadata ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; define i64 @shl_metadata(i64 %arg0, ptr %arg1.ptr) { ; CHECK-LABEL: shl_metadata: ; CHECK: ; %bb.0: ; CHECK-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; CHECK-NEXT: flat_load_dword v1, v[2:3] ; CHECK-NEXT: s_waitcnt vmcnt(0) lgkmcnt(0) ; CHECK-NEXT: v_lshlrev_b32_e32 v1, v1, v0 ; CHECK-NEXT: v_mov_b32_e32 v0, 0 ; CHECK-NEXT: s_setpc_b64 s[30:31] %shift.amt = load i64, ptr %arg1.ptr, !range !0, !noundef !{} %shl = shl i64 %arg0, %shift.amt ret i64 %shl } define i64 @shl_metadata_two_ranges(i64 %arg0, ptr %arg1.ptr) { ; CHECK-LABEL: shl_metadata_two_ranges: ; CHECK: ; %bb.0: ; CHECK-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; CHECK-NEXT: flat_load_dword v1, v[2:3] ; CHECK-NEXT: s_waitcnt vmcnt(0) lgkmcnt(0) ; CHECK-NEXT: v_lshlrev_b32_e32 v1, v1, v0 ; CHECK-NEXT: v_mov_b32_e32 v0, 0 ; CHECK-NEXT: s_setpc_b64 s[30:31] %shift.amt = load i64, ptr %arg1.ptr, !range !1, !noundef !{} %shl = shl i64 %arg0, %shift.amt ret i64 %shl } ; Known minimum is too low. Reduction must not be done. define i64 @shl_metadata_out_of_range(i64 %arg0, ptr %arg1.ptr) { ; CHECK-LABEL: shl_metadata_out_of_range: ; CHECK: ; %bb.0: ; CHECK-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; CHECK-NEXT: flat_load_dword v2, v[2:3] ; CHECK-NEXT: s_waitcnt vmcnt(0) lgkmcnt(0) ; CHECK-NEXT: v_lshlrev_b64 v[0:1], v2, v[0:1] ; CHECK-NEXT: s_setpc_b64 s[30:31] %shift.amt = load i64, ptr %arg1.ptr, !range !2, !noundef !{} %shl = shl i64 %arg0, %shift.amt ret i64 %shl } ; Bounds cannot be truncated to i32 when load is narrowed to i32. ; Reduction must not be done. ; Bounds were chosen so that if bounds were truncated to i32 the ; known minimum would be 32 and the shl would be erroneously reduced. define i64 @shl_metadata_cant_be_narrowed_to_i32(i64 %arg0, ptr %arg1.ptr) { ; CHECK-LABEL: shl_metadata_cant_be_narrowed_to_i32: ; CHECK: ; %bb.0: ; CHECK-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; CHECK-NEXT: flat_load_dword v2, v[2:3] ; CHECK-NEXT: s_waitcnt vmcnt(0) lgkmcnt(0) ; CHECK-NEXT: v_lshlrev_b64 v[0:1], v2, v[0:1] ; CHECK-NEXT: s_setpc_b64 s[30:31] %shift.amt = load i64, ptr %arg1.ptr, !range !3, !noundef !{} %shl = shl i64 %arg0, %shift.amt ret i64 %shl } define <2 x i64> @shl_v2_metadata(<2 x i64> %arg0, ptr %arg1.ptr) { ; CHECK-LABEL: shl_v2_metadata: ; CHECK: ; %bb.0: ; CHECK-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; CHECK-NEXT: flat_load_dwordx4 v[3:6], v[4:5] ; CHECK-NEXT: s_waitcnt vmcnt(0) lgkmcnt(0) ; CHECK-NEXT: v_lshlrev_b32_e32 v1, v3, v0 ; CHECK-NEXT: v_lshlrev_b32_e32 v3, v5, v2 ; CHECK-NEXT: v_mov_b32_e32 v0, 0 ; CHECK-NEXT: v_mov_b32_e32 v2, 0 ; CHECK-NEXT: s_setpc_b64 s[30:31] %shift.amt = load <2 x i64>, ptr %arg1.ptr, !range !0, !noundef !{} %shl = shl <2 x i64> %arg0, %shift.amt ret <2 x i64> %shl } define <3 x i64> @shl_v3_metadata(<3 x i64> %arg0, ptr %arg1.ptr) { ; CHECK-LABEL: shl_v3_metadata: ; CHECK: ; %bb.0: ; CHECK-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; CHECK-NEXT: flat_load_dword v1, v[6:7] offset:16 ; CHECK-NEXT: flat_load_dwordx4 v[8:11], v[6:7] ; CHECK-NEXT: s_waitcnt vmcnt(0) lgkmcnt(0) ; CHECK-NEXT: v_lshlrev_b32_e32 v5, v1, v4 ; CHECK-NEXT: v_lshlrev_b32_e32 v1, v8, v0 ; CHECK-NEXT: v_lshlrev_b32_e32 v3, v10, v2 ; CHECK-NEXT: v_mov_b32_e32 v0, 0 ; CHECK-NEXT: v_mov_b32_e32 v2, 0 ; CHECK-NEXT: v_mov_b32_e32 v4, 0 ; CHECK-NEXT: s_setpc_b64 s[30:31] %shift.amt = load <3 x i64>, ptr %arg1.ptr, !range !0, !noundef !{} %shl = shl <3 x i64> %arg0, %shift.amt ret <3 x i64> %shl } define <4 x i64> @shl_v4_metadata(<4 x i64> %arg0, ptr %arg1.ptr) { ; CHECK-LABEL: shl_v4_metadata: ; CHECK: ; %bb.0: ; CHECK-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; CHECK-NEXT: flat_load_dwordx4 v[10:13], v[8:9] ; CHECK-NEXT: s_waitcnt vmcnt(0) lgkmcnt(0) ; CHECK-NEXT: flat_load_dwordx4 v[13:16], v[8:9] offset:16 ; CHECK-NEXT: ; kill: killed $vgpr8 killed $vgpr9 ; CHECK-NEXT: v_lshlrev_b32_e32 v1, v10, v0 ; CHECK-NEXT: v_lshlrev_b32_e32 v3, v12, v2 ; CHECK-NEXT: s_waitcnt vmcnt(0) lgkmcnt(0) ; CHECK-NEXT: v_lshlrev_b32_e32 v5, v13, v4 ; CHECK-NEXT: v_lshlrev_b32_e32 v7, v15, v6 ; CHECK-NEXT: v_mov_b32_e32 v0, 0 ; CHECK-NEXT: v_mov_b32_e32 v2, 0 ; CHECK-NEXT: v_mov_b32_e32 v4, 0 ; CHECK-NEXT: v_mov_b32_e32 v6, 0 ; CHECK-NEXT: s_setpc_b64 s[30:31] %shift.amt = load <4 x i64>, ptr %arg1.ptr, !range !0, !noundef !{} %shl = shl <4 x i64> %arg0, %shift.amt ret <4 x i64> %shl } !0 = !{i64 32, i64 64} !1 = !{i64 32, i64 38, i64 42, i64 48} !2 = !{i64 31, i64 38, i64 42, i64 48} !3 = !{i64 32, i64 38, i64 2147483680, i64 2147483681} ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; ; Test range with an "or X, 16" ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; ; These cases must not be reduced because the known minimum, 16, is not in range. define i64 @shl_or16(i64 %arg0, i64 %shift_amt) { ; CHECK-LABEL: shl_or16: ; CHECK: ; %bb.0: ; CHECK-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; CHECK-NEXT: v_or_b32_e32 v2, 16, v2 ; CHECK-NEXT: v_lshlrev_b64 v[0:1], v2, v[0:1] ; CHECK-NEXT: s_setpc_b64 s[30:31] %or = or i64 %shift_amt, 16 %shl = shl i64 %arg0, %or ret i64 %shl } define <2 x i64> @shl_v2_or16(<2 x i64> %arg0, <2 x i64> %shift_amt) { ; CHECK-LABEL: shl_v2_or16: ; CHECK: ; %bb.0: ; CHECK-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; CHECK-NEXT: v_or_b32_e32 v5, 16, v6 ; CHECK-NEXT: v_or_b32_e32 v4, 16, v4 ; CHECK-NEXT: v_lshlrev_b64 v[0:1], v4, v[0:1] ; CHECK-NEXT: v_lshlrev_b64 v[2:3], v5, v[2:3] ; CHECK-NEXT: s_setpc_b64 s[30:31] %or = or <2 x i64> %shift_amt, splat (i64 16) %shl = shl <2 x i64> %arg0, %or ret <2 x i64> %shl } define <3 x i64> @shl_v3_or16(<3 x i64> %arg0, <3 x i64> %shift_amt) { ; CHECK-LABEL: shl_v3_or16: ; CHECK: ; %bb.0: ; CHECK-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; CHECK-NEXT: v_or_b32_e32 v7, 16, v10 ; CHECK-NEXT: v_or_b32_e32 v8, 16, v8 ; CHECK-NEXT: v_or_b32_e32 v6, 16, v6 ; CHECK-NEXT: v_lshlrev_b64 v[0:1], v6, v[0:1] ; CHECK-NEXT: v_lshlrev_b64 v[2:3], v8, v[2:3] ; CHECK-NEXT: v_lshlrev_b64 v[4:5], v7, v[4:5] ; CHECK-NEXT: s_setpc_b64 s[30:31] %or = or <3 x i64> %shift_amt, splat (i64 16) %shl = shl <3 x i64> %arg0, %or ret <3 x i64> %shl } define <4 x i64> @shl_v4_or16(<4 x i64> %arg0, <4 x i64> %shift_amt) { ; CHECK-LABEL: shl_v4_or16: ; CHECK: ; %bb.0: ; CHECK-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; CHECK-NEXT: v_or_b32_e32 v9, 16, v14 ; CHECK-NEXT: v_or_b32_e32 v11, 16, v12 ; CHECK-NEXT: v_or_b32_e32 v10, 16, v10 ; CHECK-NEXT: v_or_b32_e32 v8, 16, v8 ; CHECK-NEXT: v_lshlrev_b64 v[0:1], v8, v[0:1] ; CHECK-NEXT: v_lshlrev_b64 v[2:3], v10, v[2:3] ; CHECK-NEXT: v_lshlrev_b64 v[4:5], v11, v[4:5] ; CHECK-NEXT: v_lshlrev_b64 v[6:7], v9, v[6:7] ; CHECK-NEXT: s_setpc_b64 s[30:31] %or = or <4 x i64> %shift_amt, splat (i64 16) %shl = shl <4 x i64> %arg0, %or ret <4 x i64> %shl } ; test SGPR define i64 @shl_or16_sgpr(i64 inreg %arg0, i64 inreg %shift_amt) { ; CHECK-LABEL: shl_or16_sgpr: ; CHECK: ; %bb.0: ; CHECK-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; CHECK-NEXT: s_or_b32 s4, s18, 16 ; CHECK-NEXT: s_lshl_b64 s[4:5], s[16:17], s4 ; CHECK-NEXT: v_mov_b32_e32 v0, s4 ; CHECK-NEXT: v_mov_b32_e32 v1, s5 ; CHECK-NEXT: s_setpc_b64 s[30:31] %or = or i64 %shift_amt, 16 %shl = shl i64 %arg0, %or ret i64 %shl } define <2 x i64> @shl_v2_or16_sgpr(<2 x i64> inreg %arg0, <2 x i64> inreg %shift_amt) { ; CHECK-LABEL: shl_v2_or16_sgpr: ; CHECK: ; %bb.0: ; CHECK-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; CHECK-NEXT: s_or_b32 s6, s22, 16 ; CHECK-NEXT: s_or_b32 s4, s20, 16 ; CHECK-NEXT: s_lshl_b64 s[4:5], s[16:17], s4 ; CHECK-NEXT: s_lshl_b64 s[6:7], s[18:19], s6 ; CHECK-NEXT: v_mov_b32_e32 v0, s4 ; CHECK-NEXT: v_mov_b32_e32 v1, s5 ; CHECK-NEXT: v_mov_b32_e32 v2, s6 ; CHECK-NEXT: v_mov_b32_e32 v3, s7 ; CHECK-NEXT: s_setpc_b64 s[30:31] %or = or <2 x i64> %shift_amt, splat (i64 16) %shl = shl <2 x i64> %arg0, %or ret <2 x i64> %shl } define <3 x i64> @shl_v3_or16_sgpr(<3 x i64> inreg %arg0, <3 x i64> inreg %shift_amt) { ; CHECK-LABEL: shl_v3_or16_sgpr: ; CHECK: ; %bb.0: ; CHECK-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; CHECK-NEXT: s_or_b32 s8, s26, 16 ; CHECK-NEXT: s_or_b32 s6, s24, 16 ; CHECK-NEXT: s_or_b32 s4, s22, 16 ; CHECK-NEXT: s_lshl_b64 s[4:5], s[16:17], s4 ; CHECK-NEXT: s_lshl_b64 s[6:7], s[18:19], s6 ; CHECK-NEXT: s_lshl_b64 s[8:9], s[20:21], s8 ; CHECK-NEXT: v_mov_b32_e32 v0, s4 ; CHECK-NEXT: v_mov_b32_e32 v1, s5 ; CHECK-NEXT: v_mov_b32_e32 v2, s6 ; CHECK-NEXT: v_mov_b32_e32 v3, s7 ; CHECK-NEXT: v_mov_b32_e32 v4, s8 ; CHECK-NEXT: v_mov_b32_e32 v5, s9 ; CHECK-NEXT: s_setpc_b64 s[30:31] %or = or <3 x i64> %shift_amt, splat (i64 16) %shl = shl <3 x i64> %arg0, %or ret <3 x i64> %shl } define <4 x i64> @shl_v4_or16_sgpr(<4 x i64> inreg %arg0, <4 x i64> inreg %shift_amt) { ; CHECK-LABEL: shl_v4_or16_sgpr: ; CHECK: ; %bb.0: ; CHECK-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; CHECK-NEXT: v_readfirstlane_b32 s4, v0 ; CHECK-NEXT: s_or_b32 s10, s4, 16 ; CHECK-NEXT: s_or_b32 s8, s28, 16 ; CHECK-NEXT: s_or_b32 s6, s26, 16 ; CHECK-NEXT: s_or_b32 s4, s24, 16 ; CHECK-NEXT: s_lshl_b64 s[4:5], s[16:17], s4 ; CHECK-NEXT: s_lshl_b64 s[6:7], s[18:19], s6 ; CHECK-NEXT: s_lshl_b64 s[8:9], s[20:21], s8 ; CHECK-NEXT: s_lshl_b64 s[10:11], s[22:23], s10 ; CHECK-NEXT: v_mov_b32_e32 v0, s4 ; CHECK-NEXT: v_mov_b32_e32 v1, s5 ; CHECK-NEXT: v_mov_b32_e32 v2, s6 ; CHECK-NEXT: v_mov_b32_e32 v3, s7 ; CHECK-NEXT: v_mov_b32_e32 v4, s8 ; CHECK-NEXT: v_mov_b32_e32 v5, s9 ; CHECK-NEXT: v_mov_b32_e32 v6, s10 ; CHECK-NEXT: v_mov_b32_e32 v7, s11 ; CHECK-NEXT: s_setpc_b64 s[30:31] %or = or <4 x i64> %shift_amt, splat (i64 16) %shl = shl <4 x i64> %arg0, %or ret <4 x i64> %shl } ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; ; Test range with an "or X, 32" ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; ; These cases are reduced because computeKnownBits() can calculate a minimum of 32 ; based on the OR with 32. define i64 @shl_or32(i64 %arg0, i64 %shift_amt) { ; CHECK-LABEL: shl_or32: ; CHECK: ; %bb.0: ; CHECK-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; CHECK-NEXT: v_lshlrev_b32_e32 v1, v2, v0 ; CHECK-NEXT: v_mov_b32_e32 v0, 0 ; CHECK-NEXT: s_setpc_b64 s[30:31] %or = or i64 %shift_amt, 32 %shl = shl i64 %arg0, %or ret i64 %shl } define <2 x i64> @shl_v2_or32(<2 x i64> %arg0, <2 x i64> %shift_amt) { ; CHECK-LABEL: shl_v2_or32: ; CHECK: ; %bb.0: ; CHECK-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; CHECK-NEXT: v_lshlrev_b32_e32 v1, v4, v0 ; CHECK-NEXT: v_lshlrev_b32_e32 v3, v6, v2 ; CHECK-NEXT: v_mov_b32_e32 v0, 0 ; CHECK-NEXT: v_mov_b32_e32 v2, 0 ; CHECK-NEXT: s_setpc_b64 s[30:31] %or = or <2 x i64> %shift_amt, splat (i64 32) %shl = shl <2 x i64> %arg0, %or ret <2 x i64> %shl } define <3 x i64> @shl_v3_or32(<3 x i64> %arg0, <3 x i64> %shift_amt) { ; CHECK-LABEL: shl_v3_or32: ; CHECK: ; %bb.0: ; CHECK-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; CHECK-NEXT: v_lshlrev_b32_e32 v1, v6, v0 ; CHECK-NEXT: v_lshlrev_b32_e32 v3, v8, v2 ; CHECK-NEXT: v_lshlrev_b32_e32 v5, v10, v4 ; CHECK-NEXT: v_mov_b32_e32 v0, 0 ; CHECK-NEXT: v_mov_b32_e32 v2, 0 ; CHECK-NEXT: v_mov_b32_e32 v4, 0 ; CHECK-NEXT: s_setpc_b64 s[30:31] %or = or <3 x i64> %shift_amt, splat (i64 32) %shl = shl <3 x i64> %arg0, %or ret <3 x i64> %shl } define <4 x i64> @shl_v4_or32(<4 x i64> %arg0, <4 x i64> %shift_amt) { ; CHECK-LABEL: shl_v4_or32: ; CHECK: ; %bb.0: ; CHECK-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; CHECK-NEXT: v_lshlrev_b32_e32 v1, v8, v0 ; CHECK-NEXT: v_lshlrev_b32_e32 v3, v10, v2 ; CHECK-NEXT: v_lshlrev_b32_e32 v5, v12, v4 ; CHECK-NEXT: v_lshlrev_b32_e32 v7, v14, v6 ; CHECK-NEXT: v_mov_b32_e32 v0, 0 ; CHECK-NEXT: v_mov_b32_e32 v2, 0 ; CHECK-NEXT: v_mov_b32_e32 v4, 0 ; CHECK-NEXT: v_mov_b32_e32 v6, 0 ; CHECK-NEXT: s_setpc_b64 s[30:31] %or = or <4 x i64> %shift_amt, splat (i64 32) %shl = shl <4 x i64> %arg0, %or ret <4 x i64> %shl } ; test SGPR define i64 @shl_or32_sgpr(i64 inreg %arg0, i64 inreg %shift_amt) { ; CHECK-LABEL: shl_or32_sgpr: ; CHECK: ; %bb.0: ; CHECK-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; CHECK-NEXT: s_lshl_b32 s4, s16, s18 ; CHECK-NEXT: v_mov_b32_e32 v0, 0 ; CHECK-NEXT: v_mov_b32_e32 v1, s4 ; CHECK-NEXT: s_setpc_b64 s[30:31] %or = or i64 %shift_amt, 32 %shl = shl i64 %arg0, %or ret i64 %shl } define <2 x i64> @shl_v2_or32_sgpr(<2 x i64> inreg %arg0, <2 x i64> inreg %shift_amt) { ; CHECK-LABEL: shl_v2_or32_sgpr: ; CHECK: ; %bb.0: ; CHECK-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; CHECK-NEXT: s_lshl_b32 s4, s16, s20 ; CHECK-NEXT: s_lshl_b32 s5, s18, s22 ; CHECK-NEXT: v_mov_b32_e32 v0, 0 ; CHECK-NEXT: v_mov_b32_e32 v1, s4 ; CHECK-NEXT: v_mov_b32_e32 v2, 0 ; CHECK-NEXT: v_mov_b32_e32 v3, s5 ; CHECK-NEXT: s_setpc_b64 s[30:31] %or = or <2 x i64> %shift_amt, splat (i64 32) %shl = shl <2 x i64> %arg0, %or ret <2 x i64> %shl } define <3 x i64> @shl_v3_or32_sgpr(<3 x i64> inreg %arg0, <3 x i64> inreg %shift_amt) { ; CHECK-LABEL: shl_v3_or32_sgpr: ; CHECK: ; %bb.0: ; CHECK-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; CHECK-NEXT: s_lshl_b32 s4, s16, s22 ; CHECK-NEXT: s_lshl_b32 s5, s18, s24 ; CHECK-NEXT: s_lshl_b32 s6, s20, s26 ; CHECK-NEXT: v_mov_b32_e32 v0, 0 ; CHECK-NEXT: v_mov_b32_e32 v1, s4 ; CHECK-NEXT: v_mov_b32_e32 v2, 0 ; CHECK-NEXT: v_mov_b32_e32 v3, s5 ; CHECK-NEXT: v_mov_b32_e32 v4, 0 ; CHECK-NEXT: v_mov_b32_e32 v5, s6 ; CHECK-NEXT: s_setpc_b64 s[30:31] %or = or <3 x i64> %shift_amt, splat (i64 32) %shl = shl <3 x i64> %arg0, %or ret <3 x i64> %shl } define <4 x i64> @shl_v4_or32_sgpr(<4 x i64> inreg %arg0, <4 x i64> inreg %shift_amt) { ; CHECK-LABEL: shl_v4_or32_sgpr: ; CHECK: ; %bb.0: ; CHECK-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; CHECK-NEXT: v_readfirstlane_b32 s4, v0 ; CHECK-NEXT: s_lshl_b32 s5, s16, s24 ; CHECK-NEXT: s_lshl_b32 s6, s18, s26 ; CHECK-NEXT: s_lshl_b32 s7, s20, s28 ; CHECK-NEXT: s_lshl_b32 s4, s22, s4 ; CHECK-NEXT: v_mov_b32_e32 v0, 0 ; CHECK-NEXT: v_mov_b32_e32 v1, s5 ; CHECK-NEXT: v_mov_b32_e32 v2, 0 ; CHECK-NEXT: v_mov_b32_e32 v3, s6 ; CHECK-NEXT: v_mov_b32_e32 v4, 0 ; CHECK-NEXT: v_mov_b32_e32 v5, s7 ; CHECK-NEXT: v_mov_b32_e32 v6, 0 ; CHECK-NEXT: v_mov_b32_e32 v7, s4 ; CHECK-NEXT: s_setpc_b64 s[30:31] %or = or <4 x i64> %shift_amt, splat (i64 32) %shl = shl <4 x i64> %arg0, %or ret <4 x i64> %shl } ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; ; Test range from max/min ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; ; FIXME: This case should be reduced too, but computeKnownBits() cannot ; determine the range. Match current results for now. define i64 @shl_maxmin(i64 %arg0, i64 noundef %arg1) { ; CHECK-LABEL: shl_maxmin: ; CHECK: ; %bb.0: ; CHECK-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; CHECK-NEXT: v_cmp_lt_u64_e32 vcc, 32, v[2:3] ; CHECK-NEXT: v_cndmask_b32_e32 v3, 0, v3, vcc ; CHECK-NEXT: v_cndmask_b32_e32 v2, 32, v2, vcc ; CHECK-NEXT: v_cmp_gt_u64_e32 vcc, 63, v[2:3] ; CHECK-NEXT: v_cndmask_b32_e32 v2, 63, v2, vcc ; CHECK-NEXT: v_lshlrev_b64 v[0:1], v2, v[0:1] ; CHECK-NEXT: s_setpc_b64 s[30:31] %max = call i64 @llvm.umax.i64(i64 %arg1, i64 32) %min = call i64 @llvm.umin.i64(i64 %max, i64 63) %shl = shl i64 %arg0, %min ret i64 %shl } define <2 x i64> @shl_v2_maxmin(<2 x i64> %arg0, <2 x i64> noundef %arg1) { ; CHECK-LABEL: shl_v2_maxmin: ; CHECK: ; %bb.0: ; CHECK-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; CHECK-NEXT: v_cmp_lt_u64_e32 vcc, 32, v[4:5] ; CHECK-NEXT: v_cndmask_b32_e32 v5, 0, v5, vcc ; CHECK-NEXT: v_cndmask_b32_e32 v4, 32, v4, vcc ; CHECK-NEXT: v_cmp_lt_u64_e32 vcc, 32, v[6:7] ; CHECK-NEXT: v_cndmask_b32_e32 v7, 0, v7, vcc ; CHECK-NEXT: v_cndmask_b32_e32 v6, 32, v6, vcc ; CHECK-NEXT: v_cmp_gt_u64_e32 vcc, 63, v[6:7] ; CHECK-NEXT: v_cndmask_b32_e32 v6, 63, v6, vcc ; CHECK-NEXT: v_cmp_gt_u64_e32 vcc, 63, v[4:5] ; CHECK-NEXT: v_lshlrev_b64 v[2:3], v6, v[2:3] ; CHECK-NEXT: v_cndmask_b32_e32 v4, 63, v4, vcc ; CHECK-NEXT: v_lshlrev_b64 v[0:1], v4, v[0:1] ; CHECK-NEXT: s_setpc_b64 s[30:31] %max = call <2 x i64> @llvm.umax.i64(<2 x i64> %arg1, <2 x i64> splat (i64 32)) %min = call <2 x i64> @llvm.umin.i64(<2 x i64> %max, <2 x i64> splat (i64 63)) %shl = shl <2 x i64> %arg0, %min ret <2 x i64> %shl } define <3 x i64> @shl_v3_maxmin(<3 x i64> %arg0, <3 x i64> noundef %arg1) { ; CHECK-LABEL: shl_v3_maxmin: ; CHECK: ; %bb.0: ; CHECK-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; CHECK-NEXT: v_cmp_lt_u64_e32 vcc, 32, v[6:7] ; CHECK-NEXT: v_cndmask_b32_e32 v7, 0, v7, vcc ; CHECK-NEXT: v_cndmask_b32_e32 v6, 32, v6, vcc ; CHECK-NEXT: v_cmp_lt_u64_e32 vcc, 32, v[8:9] ; CHECK-NEXT: v_cndmask_b32_e32 v9, 0, v9, vcc ; CHECK-NEXT: v_cndmask_b32_e32 v8, 32, v8, vcc ; CHECK-NEXT: v_cmp_lt_u64_e32 vcc, 32, v[10:11] ; CHECK-NEXT: v_cndmask_b32_e32 v11, 0, v11, vcc ; CHECK-NEXT: v_cndmask_b32_e32 v10, 32, v10, vcc ; CHECK-NEXT: v_cmp_gt_u64_e32 vcc, 63, v[10:11] ; CHECK-NEXT: v_cndmask_b32_e32 v10, 63, v10, vcc ; CHECK-NEXT: v_cmp_gt_u64_e32 vcc, 63, v[8:9] ; CHECK-NEXT: v_lshlrev_b64 v[4:5], v10, v[4:5] ; CHECK-NEXT: v_cndmask_b32_e32 v8, 63, v8, vcc ; CHECK-NEXT: v_cmp_gt_u64_e32 vcc, 63, v[6:7] ; CHECK-NEXT: v_lshlrev_b64 v[2:3], v8, v[2:3] ; CHECK-NEXT: v_cndmask_b32_e32 v6, 63, v6, vcc ; CHECK-NEXT: v_lshlrev_b64 v[0:1], v6, v[0:1] ; CHECK-NEXT: s_setpc_b64 s[30:31] %max = call <3 x i64> @llvm.umax.i64(<3 x i64> %arg1, <3 x i64> splat (i64 32)) %min = call <3 x i64> @llvm.umin.i64(<3 x i64> %max, <3 x i64> splat (i64 63)) %shl = shl <3 x i64> %arg0, %min ret <3 x i64> %shl } define <4 x i64> @shl_v4_maxmin(<4 x i64> %arg0, <4 x i64> noundef %arg1) { ; CHECK-LABEL: shl_v4_maxmin: ; CHECK: ; %bb.0: ; CHECK-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) ; CHECK-NEXT: v_cmp_lt_u64_e32 vcc, 32, v[8:9] ; CHECK-NEXT: v_cndmask_b32_e32 v9, 0, v9, vcc ; CHECK-NEXT: v_cndmask_b32_e32 v8, 32, v8, vcc ; CHECK-NEXT: v_cmp_lt_u64_e32 vcc, 32, v[10:11] ; CHECK-NEXT: v_cndmask_b32_e32 v11, 0, v11, vcc ; CHECK-NEXT: v_cndmask_b32_e32 v10, 32, v10, vcc ; CHECK-NEXT: v_cmp_lt_u64_e32 vcc, 32, v[12:13] ; CHECK-NEXT: v_cndmask_b32_e32 v13, 0, v13, vcc ; CHECK-NEXT: v_cndmask_b32_e32 v12, 32, v12, vcc ; CHECK-NEXT: v_cmp_lt_u64_e32 vcc, 32, v[14:15] ; CHECK-NEXT: v_cndmask_b32_e32 v15, 0, v15, vcc ; CHECK-NEXT: v_cndmask_b32_e32 v14, 32, v14, vcc ; CHECK-NEXT: v_cmp_gt_u64_e32 vcc, 63, v[14:15] ; CHECK-NEXT: v_cndmask_b32_e32 v14, 63, v14, vcc ; CHECK-NEXT: v_cmp_gt_u64_e32 vcc, 63, v[12:13] ; CHECK-NEXT: v_lshlrev_b64 v[6:7], v14, v[6:7] ; CHECK-NEXT: v_cndmask_b32_e32 v12, 63, v12, vcc ; CHECK-NEXT: v_cmp_gt_u64_e32 vcc, 63, v[10:11] ; CHECK-NEXT: v_lshlrev_b64 v[4:5], v12, v[4:5] ; CHECK-NEXT: v_cndmask_b32_e32 v10, 63, v10, vcc ; CHECK-NEXT: v_cmp_gt_u64_e32 vcc, 63, v[8:9] ; CHECK-NEXT: v_lshlrev_b64 v[2:3], v10, v[2:3] ; CHECK-NEXT: v_cndmask_b32_e32 v8, 63, v8, vcc ; CHECK-NEXT: v_lshlrev_b64 v[0:1], v8, v[0:1] ; CHECK-NEXT: s_setpc_b64 s[30:31] %max = call <4 x i64> @llvm.umax.i64(<4 x i64> %arg1, <4 x i64> splat (i64 32)) %min = call <4 x i64> @llvm.umin.i64(<4 x i64> %max, <4 x i64> splat (i64 63)) %shl = shl <4 x i64> %arg0, %min ret <4 x i64> %shl }