; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc < %s -mtriple=aarch64-- | FileCheck %s ; There are at least 3 potential patterns corresponding to an unsigned saturated add: min, cmp with sum, cmp with not. ; Test each of those patterns with i8/i16/i32/i64. ; Test each of those with a constant operand and a variable operand. ; Test each of those with a 128-bit vector type. define i8 @unsigned_sat_constant_i8_using_min(i8 %x) { ; CHECK-LABEL: unsigned_sat_constant_i8_using_min: ; CHECK: // %bb.0: ; CHECK-NEXT: and w9, w0, #0xff ; CHECK-NEXT: mov w8, #-43 ; CHECK-NEXT: cmp w9, #213 ; CHECK-NEXT: csel w8, w0, w8, lo ; CHECK-NEXT: add w0, w8, #42 ; CHECK-NEXT: ret %c = icmp ult i8 %x, -43 %s = select i1 %c, i8 %x, i8 -43 %r = add i8 %s, 42 ret i8 %r } define i8 @unsigned_sat_constant_i8_using_cmp_sum(i8 %x) { ; CHECK-LABEL: unsigned_sat_constant_i8_using_cmp_sum: ; CHECK: // %bb.0: ; CHECK-NEXT: and w8, w0, #0xff ; CHECK-NEXT: add w8, w8, #42 ; CHECK-NEXT: tst w8, #0x100 ; CHECK-NEXT: csinv w0, w8, wzr, eq ; CHECK-NEXT: ret %a = add i8 %x, 42 %c = icmp ugt i8 %x, %a %r = select i1 %c, i8 -1, i8 %a ret i8 %r } define i8 @unsigned_sat_constant_i8_using_cmp_notval(i8 %x) { ; CHECK-LABEL: unsigned_sat_constant_i8_using_cmp_notval: ; CHECK: // %bb.0: ; CHECK-NEXT: and w8, w0, #0xff ; CHECK-NEXT: add w9, w0, #42 ; CHECK-NEXT: cmp w8, #213 ; CHECK-NEXT: csinv w0, w9, wzr, ls ; CHECK-NEXT: ret %a = add i8 %x, 42 %c = icmp ugt i8 %x, -43 %r = select i1 %c, i8 -1, i8 %a ret i8 %r } define i16 @unsigned_sat_constant_i16_using_min(i16 %x) { ; CHECK-LABEL: unsigned_sat_constant_i16_using_min: ; CHECK: // %bb.0: ; CHECK-NEXT: mov w8, #65493 ; CHECK-NEXT: cmp w8, w0, uxth ; CHECK-NEXT: mov w8, #-43 ; CHECK-NEXT: csel w8, w0, w8, hi ; CHECK-NEXT: add w0, w8, #42 ; CHECK-NEXT: ret %c = icmp ult i16 %x, -43 %s = select i1 %c, i16 %x, i16 -43 %r = add i16 %s, 42 ret i16 %r } define i16 @unsigned_sat_constant_i16_using_cmp_sum(i16 %x) { ; CHECK-LABEL: unsigned_sat_constant_i16_using_cmp_sum: ; CHECK: // %bb.0: ; CHECK-NEXT: and w8, w0, #0xffff ; CHECK-NEXT: add w8, w8, #42 ; CHECK-NEXT: tst w8, #0x10000 ; CHECK-NEXT: csinv w0, w8, wzr, eq ; CHECK-NEXT: ret %a = add i16 %x, 42 %c = icmp ugt i16 %x, %a %r = select i1 %c, i16 -1, i16 %a ret i16 %r } define i16 @unsigned_sat_constant_i16_using_cmp_notval(i16 %x) { ; CHECK-LABEL: unsigned_sat_constant_i16_using_cmp_notval: ; CHECK: // %bb.0: ; CHECK-NEXT: mov w8, #65493 ; CHECK-NEXT: add w9, w0, #42 ; CHECK-NEXT: cmp w8, w0, uxth ; CHECK-NEXT: csinv w0, w9, wzr, hs ; CHECK-NEXT: ret %a = add i16 %x, 42 %c = icmp ugt i16 %x, -43 %r = select i1 %c, i16 -1, i16 %a ret i16 %r } define i32 @unsigned_sat_constant_i32_using_min(i32 %x) { ; CHECK-LABEL: unsigned_sat_constant_i32_using_min: ; CHECK: // %bb.0: ; CHECK-NEXT: mov w8, #-43 ; CHECK-NEXT: cmn w0, #43 ; CHECK-NEXT: csel w8, w0, w8, lo ; CHECK-NEXT: add w0, w8, #42 ; CHECK-NEXT: ret %c = icmp ult i32 %x, -43 %s = select i1 %c, i32 %x, i32 -43 %r = add i32 %s, 42 ret i32 %r } define i32 @unsigned_sat_constant_i32_using_cmp_sum(i32 %x) { ; CHECK-LABEL: unsigned_sat_constant_i32_using_cmp_sum: ; CHECK: // %bb.0: ; CHECK-NEXT: adds w8, w0, #42 ; CHECK-NEXT: csinv w0, w8, wzr, lo ; CHECK-NEXT: ret %a = add i32 %x, 42 %c = icmp ugt i32 %x, %a %r = select i1 %c, i32 -1, i32 %a ret i32 %r } define i32 @unsigned_sat_constant_i32_using_cmp_notval(i32 %x) { ; CHECK-LABEL: unsigned_sat_constant_i32_using_cmp_notval: ; CHECK: // %bb.0: ; CHECK-NEXT: adds w8, w0, #42 ; CHECK-NEXT: csinv w0, w8, wzr, lo ; CHECK-NEXT: ret %a = add i32 %x, 42 %c = icmp ugt i32 %x, -43 %r = select i1 %c, i32 -1, i32 %a ret i32 %r } define i64 @unsigned_sat_constant_i64_using_min(i64 %x) { ; CHECK-LABEL: unsigned_sat_constant_i64_using_min: ; CHECK: // %bb.0: ; CHECK-NEXT: mov x8, #-43 ; CHECK-NEXT: cmn x0, #43 ; CHECK-NEXT: csel x8, x0, x8, lo ; CHECK-NEXT: add x0, x8, #42 ; CHECK-NEXT: ret %c = icmp ult i64 %x, -43 %s = select i1 %c, i64 %x, i64 -43 %r = add i64 %s, 42 ret i64 %r } define i64 @unsigned_sat_constant_i64_using_cmp_sum(i64 %x) { ; CHECK-LABEL: unsigned_sat_constant_i64_using_cmp_sum: ; CHECK: // %bb.0: ; CHECK-NEXT: adds x8, x0, #42 ; CHECK-NEXT: csinv x0, x8, xzr, lo ; CHECK-NEXT: ret %a = add i64 %x, 42 %c = icmp ugt i64 %x, %a %r = select i1 %c, i64 -1, i64 %a ret i64 %r } define i64 @unsigned_sat_constant_i64_using_cmp_notval(i64 %x) { ; CHECK-LABEL: unsigned_sat_constant_i64_using_cmp_notval: ; CHECK: // %bb.0: ; CHECK-NEXT: adds x8, x0, #42 ; CHECK-NEXT: csinv x0, x8, xzr, lo ; CHECK-NEXT: ret %a = add i64 %x, 42 %c = icmp ugt i64 %x, -43 %r = select i1 %c, i64 -1, i64 %a ret i64 %r } define i8 @unsigned_sat_variable_i8_using_min(i8 %x, i8 %y) { ; CHECK-LABEL: unsigned_sat_variable_i8_using_min: ; CHECK: // %bb.0: ; CHECK-NEXT: and w8, w0, #0xff ; CHECK-NEXT: mvn w9, w1 ; CHECK-NEXT: cmp w8, w9, uxtb ; CHECK-NEXT: csinv w8, w0, w1, lo ; CHECK-NEXT: add w0, w8, w1 ; CHECK-NEXT: ret %noty = xor i8 %y, -1 %c = icmp ult i8 %x, %noty %s = select i1 %c, i8 %x, i8 %noty %r = add i8 %s, %y ret i8 %r } define i8 @unsigned_sat_variable_i8_using_cmp_sum(i8 %x, i8 %y) { ; CHECK-LABEL: unsigned_sat_variable_i8_using_cmp_sum: ; CHECK: // %bb.0: ; CHECK-NEXT: and w8, w0, #0xff ; CHECK-NEXT: add w8, w8, w1, uxtb ; CHECK-NEXT: tst w8, #0x100 ; CHECK-NEXT: csinv w0, w8, wzr, eq ; CHECK-NEXT: ret %a = add i8 %x, %y %c = icmp ugt i8 %x, %a %r = select i1 %c, i8 -1, i8 %a ret i8 %r } define i8 @unsigned_sat_variable_i8_using_cmp_notval(i8 %x, i8 %y) { ; CHECK-LABEL: unsigned_sat_variable_i8_using_cmp_notval: ; CHECK: // %bb.0: ; CHECK-NEXT: and w8, w1, #0xff ; CHECK-NEXT: add w9, w0, w1 ; CHECK-NEXT: add w8, w8, w0, uxtb ; CHECK-NEXT: tst w8, #0x100 ; CHECK-NEXT: csinv w0, w9, wzr, eq ; CHECK-NEXT: ret %noty = xor i8 %y, -1 %a = add i8 %x, %y %c = icmp ugt i8 %x, %noty %r = select i1 %c, i8 -1, i8 %a ret i8 %r } define i16 @unsigned_sat_variable_i16_using_min(i16 %x, i16 %y) { ; CHECK-LABEL: unsigned_sat_variable_i16_using_min: ; CHECK: // %bb.0: ; CHECK-NEXT: mvn w8, w1 ; CHECK-NEXT: and w9, w0, #0xffff ; CHECK-NEXT: cmp w9, w8, uxth ; CHECK-NEXT: csinv w8, w0, w1, lo ; CHECK-NEXT: add w0, w8, w1 ; CHECK-NEXT: ret %noty = xor i16 %y, -1 %c = icmp ult i16 %x, %noty %s = select i1 %c, i16 %x, i16 %noty %r = add i16 %s, %y ret i16 %r } define i16 @unsigned_sat_variable_i16_using_cmp_sum(i16 %x, i16 %y) { ; CHECK-LABEL: unsigned_sat_variable_i16_using_cmp_sum: ; CHECK: // %bb.0: ; CHECK-NEXT: and w8, w0, #0xffff ; CHECK-NEXT: add w8, w8, w1, uxth ; CHECK-NEXT: tst w8, #0x10000 ; CHECK-NEXT: csinv w0, w8, wzr, eq ; CHECK-NEXT: ret %a = add i16 %x, %y %c = icmp ugt i16 %x, %a %r = select i1 %c, i16 -1, i16 %a ret i16 %r } define i16 @unsigned_sat_variable_i16_using_cmp_notval(i16 %x, i16 %y) { ; CHECK-LABEL: unsigned_sat_variable_i16_using_cmp_notval: ; CHECK: // %bb.0: ; CHECK-NEXT: and w8, w1, #0xffff ; CHECK-NEXT: add w9, w0, w1 ; CHECK-NEXT: add w8, w8, w0, uxth ; CHECK-NEXT: tst w8, #0x10000 ; CHECK-NEXT: csinv w0, w9, wzr, eq ; CHECK-NEXT: ret %noty = xor i16 %y, -1 %a = add i16 %x, %y %c = icmp ugt i16 %x, %noty %r = select i1 %c, i16 -1, i16 %a ret i16 %r } define i32 @unsigned_sat_variable_i32_using_min(i32 %x, i32 %y) { ; CHECK-LABEL: unsigned_sat_variable_i32_using_min: ; CHECK: // %bb.0: ; CHECK-NEXT: mvn w8, w1 ; CHECK-NEXT: cmp w0, w8 ; CHECK-NEXT: csinv w8, w0, w1, lo ; CHECK-NEXT: add w0, w8, w1 ; CHECK-NEXT: ret %noty = xor i32 %y, -1 %c = icmp ult i32 %x, %noty %s = select i1 %c, i32 %x, i32 %noty %r = add i32 %s, %y ret i32 %r } define i32 @unsigned_sat_variable_i32_using_cmp_sum(i32 %x, i32 %y) { ; CHECK-LABEL: unsigned_sat_variable_i32_using_cmp_sum: ; CHECK: // %bb.0: ; CHECK-NEXT: adds w8, w0, w1 ; CHECK-NEXT: csinv w0, w8, wzr, lo ; CHECK-NEXT: ret %a = add i32 %x, %y %c = icmp ugt i32 %x, %a %r = select i1 %c, i32 -1, i32 %a ret i32 %r } define i32 @unsigned_sat_variable_i32_using_cmp_notval(i32 %x, i32 %y) { ; CHECK-LABEL: unsigned_sat_variable_i32_using_cmp_notval: ; CHECK: // %bb.0: ; CHECK-NEXT: add w8, w0, w1 ; CHECK-NEXT: cmn w1, w0 ; CHECK-NEXT: csinv w0, w8, wzr, lo ; CHECK-NEXT: ret %noty = xor i32 %y, -1 %a = add i32 %x, %y %c = icmp ugt i32 %x, %noty %r = select i1 %c, i32 -1, i32 %a ret i32 %r } define i64 @unsigned_sat_variable_i64_using_min(i64 %x, i64 %y) { ; CHECK-LABEL: unsigned_sat_variable_i64_using_min: ; CHECK: // %bb.0: ; CHECK-NEXT: mvn x8, x1 ; CHECK-NEXT: cmp x0, x8 ; CHECK-NEXT: csinv x8, x0, x1, lo ; CHECK-NEXT: add x0, x8, x1 ; CHECK-NEXT: ret %noty = xor i64 %y, -1 %c = icmp ult i64 %x, %noty %s = select i1 %c, i64 %x, i64 %noty %r = add i64 %s, %y ret i64 %r } define i64 @unsigned_sat_variable_i64_using_cmp_sum(i64 %x, i64 %y) { ; CHECK-LABEL: unsigned_sat_variable_i64_using_cmp_sum: ; CHECK: // %bb.0: ; CHECK-NEXT: adds x8, x0, x1 ; CHECK-NEXT: csinv x0, x8, xzr, lo ; CHECK-NEXT: ret %a = add i64 %x, %y %c = icmp ugt i64 %x, %a %r = select i1 %c, i64 -1, i64 %a ret i64 %r } define i64 @unsigned_sat_variable_i64_using_cmp_notval(i64 %x, i64 %y) { ; CHECK-LABEL: unsigned_sat_variable_i64_using_cmp_notval: ; CHECK: // %bb.0: ; CHECK-NEXT: add x8, x0, x1 ; CHECK-NEXT: cmn x1, x0 ; CHECK-NEXT: csinv x0, x8, xzr, lo ; CHECK-NEXT: ret %noty = xor i64 %y, -1 %a = add i64 %x, %y %c = icmp ugt i64 %x, %noty %r = select i1 %c, i64 -1, i64 %a ret i64 %r } define <16 x i8> @unsigned_sat_constant_v16i8_using_min(<16 x i8> %x) { ; CHECK-LABEL: unsigned_sat_constant_v16i8_using_min: ; CHECK: // %bb.0: ; CHECK-NEXT: movi v1.16b, #213 ; CHECK-NEXT: movi v2.16b, #42 ; CHECK-NEXT: umin v0.16b, v0.16b, v1.16b ; CHECK-NEXT: add v0.16b, v0.16b, v2.16b ; CHECK-NEXT: ret %c = icmp ult <16 x i8> %x, <i8 -43, i8 -43, i8 -43, i8 -43, i8 -43, i8 -43, i8 -43, i8 -43, i8 -43, i8 -43, i8 -43, i8 -43, i8 -43, i8 -43, i8 -43, i8 -43> %s = select <16 x i1> %c, <16 x i8> %x, <16 x i8> <i8 -43, i8 -43, i8 -43, i8 -43, i8 -43, i8 -43, i8 -43, i8 -43, i8 -43, i8 -43, i8 -43, i8 -43, i8 -43, i8 -43, i8 -43, i8 -43> %r = add <16 x i8> %s, <i8 42, i8 42, i8 42, i8 42, i8 42, i8 42, i8 42, i8 42, i8 42, i8 42, i8 42, i8 42, i8 42, i8 42, i8 42, i8 42> ret <16 x i8> %r } define <16 x i8> @unsigned_sat_constant_v16i8_using_cmp_sum(<16 x i8> %x) { ; CHECK-LABEL: unsigned_sat_constant_v16i8_using_cmp_sum: ; CHECK: // %bb.0: ; CHECK-NEXT: movi v1.16b, #42 ; CHECK-NEXT: uqadd v0.16b, v0.16b, v1.16b ; CHECK-NEXT: ret %a = add <16 x i8> %x, <i8 42, i8 42, i8 42, i8 42, i8 42, i8 42, i8 42, i8 42, i8 42, i8 42, i8 42, i8 42, i8 42, i8 42, i8 42, i8 42> %c = icmp ugt <16 x i8> %x, %a %r = select <16 x i1> %c, <16 x i8> <i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1>, <16 x i8> %a ret <16 x i8> %r } define <16 x i8> @unsigned_sat_constant_v16i8_using_cmp_notval(<16 x i8> %x) { ; CHECK-LABEL: unsigned_sat_constant_v16i8_using_cmp_notval: ; CHECK: // %bb.0: ; CHECK-NEXT: movi v1.16b, #42 ; CHECK-NEXT: uqadd v0.16b, v0.16b, v1.16b ; CHECK-NEXT: ret %a = add <16 x i8> %x, <i8 42, i8 42, i8 42, i8 42, i8 42, i8 42, i8 42, i8 42, i8 42, i8 42, i8 42, i8 42, i8 42, i8 42, i8 42, i8 42> %c = icmp ugt <16 x i8> %x, <i8 -43, i8 -43, i8 -43, i8 -43, i8 -43, i8 -43, i8 -43, i8 -43, i8 -43, i8 -43, i8 -43, i8 -43, i8 -43, i8 -43, i8 -43, i8 -43> %r = select <16 x i1> %c, <16 x i8> <i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1>, <16 x i8> %a ret <16 x i8> %r } define <8 x i16> @unsigned_sat_constant_v8i16_using_min(<8 x i16> %x) { ; CHECK-LABEL: unsigned_sat_constant_v8i16_using_min: ; CHECK: // %bb.0: ; CHECK-NEXT: movi v1.8h, #42 ; CHECK-NEXT: mvni v2.8h, #42 ; CHECK-NEXT: umin v0.8h, v0.8h, v2.8h ; CHECK-NEXT: add v0.8h, v0.8h, v1.8h ; CHECK-NEXT: ret %c = icmp ult <8 x i16> %x, <i16 -43, i16 -43, i16 -43, i16 -43, i16 -43, i16 -43, i16 -43, i16 -43> %s = select <8 x i1> %c, <8 x i16> %x, <8 x i16> <i16 -43, i16 -43, i16 -43, i16 -43, i16 -43, i16 -43, i16 -43, i16 -43> %r = add <8 x i16> %s, <i16 42, i16 42, i16 42, i16 42, i16 42, i16 42, i16 42, i16 42> ret <8 x i16> %r } define <8 x i16> @unsigned_sat_constant_v8i16_using_cmp_sum(<8 x i16> %x) { ; CHECK-LABEL: unsigned_sat_constant_v8i16_using_cmp_sum: ; CHECK: // %bb.0: ; CHECK-NEXT: movi v1.8h, #42 ; CHECK-NEXT: uqadd v0.8h, v0.8h, v1.8h ; CHECK-NEXT: ret %a = add <8 x i16> %x, <i16 42, i16 42, i16 42, i16 42, i16 42, i16 42, i16 42, i16 42> %c = icmp ugt <8 x i16> %x, %a %r = select <8 x i1> %c, <8 x i16> <i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1>, <8 x i16> %a ret <8 x i16> %r } define <8 x i16> @unsigned_sat_constant_v8i16_using_cmp_notval(<8 x i16> %x) { ; CHECK-LABEL: unsigned_sat_constant_v8i16_using_cmp_notval: ; CHECK: // %bb.0: ; CHECK-NEXT: movi v1.8h, #42 ; CHECK-NEXT: uqadd v0.8h, v0.8h, v1.8h ; CHECK-NEXT: ret %a = add <8 x i16> %x, <i16 42, i16 42, i16 42, i16 42, i16 42, i16 42, i16 42, i16 42> %c = icmp ugt <8 x i16> %x, <i16 -43, i16 -43, i16 -43, i16 -43, i16 -43, i16 -43, i16 -43, i16 -43> %r = select <8 x i1> %c, <8 x i16> <i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1>, <8 x i16> %a ret <8 x i16> %r } define <4 x i32> @unsigned_sat_constant_v4i32_using_min(<4 x i32> %x) { ; CHECK-LABEL: unsigned_sat_constant_v4i32_using_min: ; CHECK: // %bb.0: ; CHECK-NEXT: mvni v1.4s, #42 ; CHECK-NEXT: umin v0.4s, v0.4s, v1.4s ; CHECK-NEXT: movi v1.4s, #42 ; CHECK-NEXT: add v0.4s, v0.4s, v1.4s ; CHECK-NEXT: ret %c = icmp ult <4 x i32> %x, <i32 -43, i32 -43, i32 -43, i32 -43> %s = select <4 x i1> %c, <4 x i32> %x, <4 x i32> <i32 -43, i32 -43, i32 -43, i32 -43> %r = add <4 x i32> %s, <i32 42, i32 42, i32 42, i32 42> ret <4 x i32> %r } define <4 x i32> @unsigned_sat_constant_v4i32_using_cmp_sum(<4 x i32> %x) { ; CHECK-LABEL: unsigned_sat_constant_v4i32_using_cmp_sum: ; CHECK: // %bb.0: ; CHECK-NEXT: movi v1.4s, #42 ; CHECK-NEXT: uqadd v0.4s, v0.4s, v1.4s ; CHECK-NEXT: ret %a = add <4 x i32> %x, <i32 42, i32 42, i32 42, i32 42> %c = icmp ugt <4 x i32> %x, %a %r = select <4 x i1> %c, <4 x i32> <i32 -1, i32 -1, i32 -1, i32 -1>, <4 x i32> %a ret <4 x i32> %r } define <4 x i32> @unsigned_sat_constant_v4i32_using_cmp_notval(<4 x i32> %x) { ; CHECK-LABEL: unsigned_sat_constant_v4i32_using_cmp_notval: ; CHECK: // %bb.0: ; CHECK-NEXT: movi v1.4s, #42 ; CHECK-NEXT: uqadd v0.4s, v0.4s, v1.4s ; CHECK-NEXT: ret %a = add <4 x i32> %x, <i32 42, i32 42, i32 42, i32 42> %c = icmp ugt <4 x i32> %x, <i32 -43, i32 -43, i32 -43, i32 -43> %r = select <4 x i1> %c, <4 x i32> <i32 -1, i32 -1, i32 -1, i32 -1>, <4 x i32> %a ret <4 x i32> %r } define <2 x i64> @unsigned_sat_constant_v2i64_using_min(<2 x i64> %x) { ; CHECK-LABEL: unsigned_sat_constant_v2i64_using_min: ; CHECK: // %bb.0: ; CHECK-NEXT: mov x8, #-43 ; CHECK-NEXT: dup v1.2d, x8 ; CHECK-NEXT: mov w8, #42 ; CHECK-NEXT: cmhi v2.2d, v1.2d, v0.2d ; CHECK-NEXT: bif v0.16b, v1.16b, v2.16b ; CHECK-NEXT: dup v1.2d, x8 ; CHECK-NEXT: add v0.2d, v0.2d, v1.2d ; CHECK-NEXT: ret %c = icmp ult <2 x i64> %x, <i64 -43, i64 -43> %s = select <2 x i1> %c, <2 x i64> %x, <2 x i64> <i64 -43, i64 -43> %r = add <2 x i64> %s, <i64 42, i64 42> ret <2 x i64> %r } define <2 x i64> @unsigned_sat_constant_v2i64_using_cmp_sum(<2 x i64> %x) { ; CHECK-LABEL: unsigned_sat_constant_v2i64_using_cmp_sum: ; CHECK: // %bb.0: ; CHECK-NEXT: mov w8, #42 ; CHECK-NEXT: dup v1.2d, x8 ; CHECK-NEXT: uqadd v0.2d, v0.2d, v1.2d ; CHECK-NEXT: ret %a = add <2 x i64> %x, <i64 42, i64 42> %c = icmp ugt <2 x i64> %x, %a %r = select <2 x i1> %c, <2 x i64> <i64 -1, i64 -1>, <2 x i64> %a ret <2 x i64> %r } define <2 x i64> @unsigned_sat_constant_v2i64_using_cmp_notval(<2 x i64> %x) { ; CHECK-LABEL: unsigned_sat_constant_v2i64_using_cmp_notval: ; CHECK: // %bb.0: ; CHECK-NEXT: mov w8, #42 ; CHECK-NEXT: dup v1.2d, x8 ; CHECK-NEXT: uqadd v0.2d, v0.2d, v1.2d ; CHECK-NEXT: ret %a = add <2 x i64> %x, <i64 42, i64 42> %c = icmp ugt <2 x i64> %x, <i64 -43, i64 -43> %r = select <2 x i1> %c, <2 x i64> <i64 -1, i64 -1>, <2 x i64> %a ret <2 x i64> %r } define <16 x i8> @unsigned_sat_variable_v16i8_using_min(<16 x i8> %x, <16 x i8> %y) { ; CHECK-LABEL: unsigned_sat_variable_v16i8_using_min: ; CHECK: // %bb.0: ; CHECK-NEXT: mvn v2.16b, v1.16b ; CHECK-NEXT: umin v0.16b, v0.16b, v2.16b ; CHECK-NEXT: add v0.16b, v0.16b, v1.16b ; CHECK-NEXT: ret %noty = xor <16 x i8> %y, <i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1> %c = icmp ult <16 x i8> %x, %noty %s = select <16 x i1> %c, <16 x i8> %x, <16 x i8> %noty %r = add <16 x i8> %s, %y ret <16 x i8> %r } define <16 x i8> @unsigned_sat_variable_v16i8_using_cmp_sum(<16 x i8> %x, <16 x i8> %y) { ; CHECK-LABEL: unsigned_sat_variable_v16i8_using_cmp_sum: ; CHECK: // %bb.0: ; CHECK-NEXT: uqadd v0.16b, v0.16b, v1.16b ; CHECK-NEXT: ret %a = add <16 x i8> %x, %y %c = icmp ugt <16 x i8> %x, %a %r = select <16 x i1> %c, <16 x i8> <i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1>, <16 x i8> %a ret <16 x i8> %r } define <16 x i8> @unsigned_sat_variable_v16i8_using_cmp_notval(<16 x i8> %x, <16 x i8> %y) { ; CHECK-LABEL: unsigned_sat_variable_v16i8_using_cmp_notval: ; CHECK: // %bb.0: ; CHECK-NEXT: mvn v2.16b, v1.16b ; CHECK-NEXT: add v1.16b, v0.16b, v1.16b ; CHECK-NEXT: cmhi v0.16b, v0.16b, v2.16b ; CHECK-NEXT: orr v0.16b, v1.16b, v0.16b ; CHECK-NEXT: ret %noty = xor <16 x i8> %y, <i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1> %a = add <16 x i8> %x, %y %c = icmp ugt <16 x i8> %x, %noty %r = select <16 x i1> %c, <16 x i8> <i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1>, <16 x i8> %a ret <16 x i8> %r } define <8 x i16> @unsigned_sat_variable_v8i16_using_min(<8 x i16> %x, <8 x i16> %y) { ; CHECK-LABEL: unsigned_sat_variable_v8i16_using_min: ; CHECK: // %bb.0: ; CHECK-NEXT: mvn v2.16b, v1.16b ; CHECK-NEXT: umin v0.8h, v0.8h, v2.8h ; CHECK-NEXT: add v0.8h, v0.8h, v1.8h ; CHECK-NEXT: ret %noty = xor <8 x i16> %y, <i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1> %c = icmp ult <8 x i16> %x, %noty %s = select <8 x i1> %c, <8 x i16> %x, <8 x i16> %noty %r = add <8 x i16> %s, %y ret <8 x i16> %r } define <8 x i16> @unsigned_sat_variable_v8i16_using_cmp_sum(<8 x i16> %x, <8 x i16> %y) { ; CHECK-LABEL: unsigned_sat_variable_v8i16_using_cmp_sum: ; CHECK: // %bb.0: ; CHECK-NEXT: uqadd v0.8h, v0.8h, v1.8h ; CHECK-NEXT: ret %a = add <8 x i16> %x, %y %c = icmp ugt <8 x i16> %x, %a %r = select <8 x i1> %c, <8 x i16> <i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1>, <8 x i16> %a ret <8 x i16> %r } define <8 x i16> @unsigned_sat_variable_v8i16_using_cmp_notval(<8 x i16> %x, <8 x i16> %y) { ; CHECK-LABEL: unsigned_sat_variable_v8i16_using_cmp_notval: ; CHECK: // %bb.0: ; CHECK-NEXT: mvn v2.16b, v1.16b ; CHECK-NEXT: add v1.8h, v0.8h, v1.8h ; CHECK-NEXT: cmhi v0.8h, v0.8h, v2.8h ; CHECK-NEXT: orr v0.16b, v1.16b, v0.16b ; CHECK-NEXT: ret %noty = xor <8 x i16> %y, <i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1> %a = add <8 x i16> %x, %y %c = icmp ugt <8 x i16> %x, %noty %r = select <8 x i1> %c, <8 x i16> <i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1>, <8 x i16> %a ret <8 x i16> %r } define <4 x i32> @unsigned_sat_variable_v4i32_using_min(<4 x i32> %x, <4 x i32> %y) { ; CHECK-LABEL: unsigned_sat_variable_v4i32_using_min: ; CHECK: // %bb.0: ; CHECK-NEXT: mvn v2.16b, v1.16b ; CHECK-NEXT: umin v0.4s, v0.4s, v2.4s ; CHECK-NEXT: add v0.4s, v0.4s, v1.4s ; CHECK-NEXT: ret %noty = xor <4 x i32> %y, <i32 -1, i32 -1, i32 -1, i32 -1> %c = icmp ult <4 x i32> %x, %noty %s = select <4 x i1> %c, <4 x i32> %x, <4 x i32> %noty %r = add <4 x i32> %s, %y ret <4 x i32> %r } define <4 x i32> @unsigned_sat_variable_v4i32_using_cmp_sum(<4 x i32> %x, <4 x i32> %y) { ; CHECK-LABEL: unsigned_sat_variable_v4i32_using_cmp_sum: ; CHECK: // %bb.0: ; CHECK-NEXT: uqadd v0.4s, v0.4s, v1.4s ; CHECK-NEXT: ret %a = add <4 x i32> %x, %y %c = icmp ugt <4 x i32> %x, %a %r = select <4 x i1> %c, <4 x i32> <i32 -1, i32 -1, i32 -1, i32 -1>, <4 x i32> %a ret <4 x i32> %r } define <4 x i32> @unsigned_sat_variable_v4i32_using_cmp_notval(<4 x i32> %x, <4 x i32> %y) { ; CHECK-LABEL: unsigned_sat_variable_v4i32_using_cmp_notval: ; CHECK: // %bb.0: ; CHECK-NEXT: mvn v2.16b, v1.16b ; CHECK-NEXT: add v1.4s, v0.4s, v1.4s ; CHECK-NEXT: cmhi v0.4s, v0.4s, v2.4s ; CHECK-NEXT: orr v0.16b, v1.16b, v0.16b ; CHECK-NEXT: ret %noty = xor <4 x i32> %y, <i32 -1, i32 -1, i32 -1, i32 -1> %a = add <4 x i32> %x, %y %c = icmp ugt <4 x i32> %x, %noty %r = select <4 x i1> %c, <4 x i32> <i32 -1, i32 -1, i32 -1, i32 -1>, <4 x i32> %a ret <4 x i32> %r } define <2 x i64> @unsigned_sat_variable_v2i64_using_min(<2 x i64> %x, <2 x i64> %y) { ; CHECK-LABEL: unsigned_sat_variable_v2i64_using_min: ; CHECK: // %bb.0: ; CHECK-NEXT: mvn v2.16b, v1.16b ; CHECK-NEXT: cmhi v3.2d, v2.2d, v0.2d ; CHECK-NEXT: bif v0.16b, v2.16b, v3.16b ; CHECK-NEXT: add v0.2d, v0.2d, v1.2d ; CHECK-NEXT: ret %noty = xor <2 x i64> %y, <i64 -1, i64 -1> %c = icmp ult <2 x i64> %x, %noty %s = select <2 x i1> %c, <2 x i64> %x, <2 x i64> %noty %r = add <2 x i64> %s, %y ret <2 x i64> %r } define <2 x i64> @unsigned_sat_variable_v2i64_using_cmp_sum(<2 x i64> %x, <2 x i64> %y) { ; CHECK-LABEL: unsigned_sat_variable_v2i64_using_cmp_sum: ; CHECK: // %bb.0: ; CHECK-NEXT: uqadd v0.2d, v0.2d, v1.2d ; CHECK-NEXT: ret %a = add <2 x i64> %x, %y %c = icmp ugt <2 x i64> %x, %a %r = select <2 x i1> %c, <2 x i64> <i64 -1, i64 -1>, <2 x i64> %a ret <2 x i64> %r } define <2 x i64> @unsigned_sat_variable_v2i64_using_cmp_notval(<2 x i64> %x, <2 x i64> %y) { ; CHECK-LABEL: unsigned_sat_variable_v2i64_using_cmp_notval: ; CHECK: // %bb.0: ; CHECK-NEXT: mvn v2.16b, v1.16b ; CHECK-NEXT: add v1.2d, v0.2d, v1.2d ; CHECK-NEXT: cmhi v0.2d, v0.2d, v2.2d ; CHECK-NEXT: orr v0.16b, v1.16b, v0.16b ; CHECK-NEXT: ret %noty = xor <2 x i64> %y, <i64 -1, i64 -1> %a = add <2 x i64> %x, %y %c = icmp ugt <2 x i64> %x, %noty %r = select <2 x i1> %c, <2 x i64> <i64 -1, i64 -1>, <2 x i64> %a ret <2 x i64> %r }