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llvm / llvm-project / llvm / refs/heads/master / . / test / CodeGen / RISCV / abds.ll
blob: f11a9c854c465f5a95e55a675313c9a8029e3825 [file] [log] [blame]
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=riscv32 | FileCheck %s --check-prefixes=RV32I
; RUN: llc < %s -mtriple=riscv64 | FileCheck %s --check-prefixes=RV64I
; RUN: llc < %s -mtriple=riscv32 -mattr=+zbb | FileCheck %s --check-prefixes=ZBB,RV32ZBB
; RUN: llc < %s -mtriple=riscv64 -mattr=+zbb | FileCheck %s --check-prefixes=ZBB,RV64ZBB
;
; trunc(abs(sub(sext(a),sext(b)))) -> abds(a,b)
;
define i8 @abd_ext_i8(i8 %a, i8 %b) nounwind {
; RV32I-LABEL: abd_ext_i8:
; RV32I: # %bb.0:
; RV32I-NEXT: slli a1, a1, 24
; RV32I-NEXT: slli a0, a0, 24
; RV32I-NEXT: srai a1, a1, 24
; RV32I-NEXT: srai a0, a0, 24
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: srai a1, a0, 31
; RV32I-NEXT: xor a0, a0, a1
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: ret
;
; RV64I-LABEL: abd_ext_i8:
; RV64I: # %bb.0:
; RV64I-NEXT: slli a1, a1, 56
; RV64I-NEXT: slli a0, a0, 56
; RV64I-NEXT: srai a1, a1, 56
; RV64I-NEXT: srai a0, a0, 56
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: srai a1, a0, 63
; RV64I-NEXT: xor a0, a0, a1
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: ret
;
; ZBB-LABEL: abd_ext_i8:
; ZBB: # %bb.0:
; ZBB-NEXT: sext.b a1, a1
; ZBB-NEXT: sext.b a0, a0
; ZBB-NEXT: min a2, a0, a1
; ZBB-NEXT: max a0, a0, a1
; ZBB-NEXT: sub a0, a0, a2
; ZBB-NEXT: ret
%aext = sext i8 %a to i64
%bext = sext i8 %b to i64
%sub = sub i64 %aext, %bext
%abs = call i64 @llvm.abs.i64(i64 %sub, i1 false)
%trunc = trunc i64 %abs to i8
ret i8 %trunc
}
define i8 @abd_ext_i8_i16(i8 %a, i16 %b) nounwind {
; RV32I-LABEL: abd_ext_i8_i16:
; RV32I: # %bb.0:
; RV32I-NEXT: slli a1, a1, 16
; RV32I-NEXT: slli a0, a0, 24
; RV32I-NEXT: srai a1, a1, 16
; RV32I-NEXT: srai a0, a0, 24
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: srai a1, a0, 31
; RV32I-NEXT: xor a0, a0, a1
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: ret
;
; RV64I-LABEL: abd_ext_i8_i16:
; RV64I: # %bb.0:
; RV64I-NEXT: slli a1, a1, 48
; RV64I-NEXT: slli a0, a0, 56
; RV64I-NEXT: srai a1, a1, 48
; RV64I-NEXT: srai a0, a0, 56
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: srai a1, a0, 63
; RV64I-NEXT: xor a0, a0, a1
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: ret
;
; ZBB-LABEL: abd_ext_i8_i16:
; ZBB: # %bb.0:
; ZBB-NEXT: sext.h a1, a1
; ZBB-NEXT: sext.b a0, a0
; ZBB-NEXT: min a2, a0, a1
; ZBB-NEXT: max a0, a0, a1
; ZBB-NEXT: sub a0, a0, a2
; ZBB-NEXT: ret
%aext = sext i8 %a to i64
%bext = sext i16 %b to i64
%sub = sub i64 %aext, %bext
%abs = call i64 @llvm.abs.i64(i64 %sub, i1 false)
%trunc = trunc i64 %abs to i8
ret i8 %trunc
}
define i8 @abd_ext_i8_undef(i8 %a, i8 %b) nounwind {
; RV32I-LABEL: abd_ext_i8_undef:
; RV32I: # %bb.0:
; RV32I-NEXT: slli a1, a1, 24
; RV32I-NEXT: slli a0, a0, 24
; RV32I-NEXT: srai a1, a1, 24
; RV32I-NEXT: srai a0, a0, 24
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: srai a1, a0, 31
; RV32I-NEXT: xor a0, a0, a1
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: ret
;
; RV64I-LABEL: abd_ext_i8_undef:
; RV64I: # %bb.0:
; RV64I-NEXT: slli a1, a1, 56
; RV64I-NEXT: slli a0, a0, 56
; RV64I-NEXT: srai a1, a1, 56
; RV64I-NEXT: srai a0, a0, 56
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: srai a1, a0, 63
; RV64I-NEXT: xor a0, a0, a1
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: ret
;
; ZBB-LABEL: abd_ext_i8_undef:
; ZBB: # %bb.0:
; ZBB-NEXT: sext.b a1, a1
; ZBB-NEXT: sext.b a0, a0
; ZBB-NEXT: min a2, a0, a1
; ZBB-NEXT: max a0, a0, a1
; ZBB-NEXT: sub a0, a0, a2
; ZBB-NEXT: ret
%aext = sext i8 %a to i64
%bext = sext i8 %b to i64
%sub = sub i64 %aext, %bext
%abs = call i64 @llvm.abs.i64(i64 %sub, i1 true)
%trunc = trunc i64 %abs to i8
ret i8 %trunc
}
define i16 @abd_ext_i16(i16 %a, i16 %b) nounwind {
; RV32I-LABEL: abd_ext_i16:
; RV32I: # %bb.0:
; RV32I-NEXT: slli a1, a1, 16
; RV32I-NEXT: slli a0, a0, 16
; RV32I-NEXT: srai a1, a1, 16
; RV32I-NEXT: srai a0, a0, 16
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: srai a1, a0, 31
; RV32I-NEXT: xor a0, a0, a1
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: ret
;
; RV64I-LABEL: abd_ext_i16:
; RV64I: # %bb.0:
; RV64I-NEXT: slli a1, a1, 48
; RV64I-NEXT: slli a0, a0, 48
; RV64I-NEXT: srai a1, a1, 48
; RV64I-NEXT: srai a0, a0, 48
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: srai a1, a0, 63
; RV64I-NEXT: xor a0, a0, a1
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: ret
;
; ZBB-LABEL: abd_ext_i16:
; ZBB: # %bb.0:
; ZBB-NEXT: sext.h a1, a1
; ZBB-NEXT: sext.h a0, a0
; ZBB-NEXT: min a2, a0, a1
; ZBB-NEXT: max a0, a0, a1
; ZBB-NEXT: sub a0, a0, a2
; ZBB-NEXT: ret
%aext = sext i16 %a to i64
%bext = sext i16 %b to i64
%sub = sub i64 %aext, %bext
%abs = call i64 @llvm.abs.i64(i64 %sub, i1 false)
%trunc = trunc i64 %abs to i16
ret i16 %trunc
}
define i16 @abd_ext_i16_i32(i16 %a, i32 %b) nounwind {
; RV32I-LABEL: abd_ext_i16_i32:
; RV32I: # %bb.0:
; RV32I-NEXT: slli a0, a0, 16
; RV32I-NEXT: srai a0, a0, 16
; RV32I-NEXT: blt a1, a0, .LBB4_2
; RV32I-NEXT: # %bb.1:
; RV32I-NEXT: sub a0, a1, a0
; RV32I-NEXT: ret
; RV32I-NEXT: .LBB4_2:
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: ret
;
; RV64I-LABEL: abd_ext_i16_i32:
; RV64I: # %bb.0:
; RV64I-NEXT: sext.w a1, a1
; RV64I-NEXT: slli a0, a0, 48
; RV64I-NEXT: srai a0, a0, 48
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: srai a1, a0, 63
; RV64I-NEXT: xor a0, a0, a1
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: ret
;
; RV32ZBB-LABEL: abd_ext_i16_i32:
; RV32ZBB: # %bb.0:
; RV32ZBB-NEXT: sext.h a0, a0
; RV32ZBB-NEXT: min a2, a0, a1
; RV32ZBB-NEXT: max a0, a0, a1
; RV32ZBB-NEXT: sub a0, a0, a2
; RV32ZBB-NEXT: ret
;
; RV64ZBB-LABEL: abd_ext_i16_i32:
; RV64ZBB: # %bb.0:
; RV64ZBB-NEXT: sext.w a1, a1
; RV64ZBB-NEXT: sext.h a0, a0
; RV64ZBB-NEXT: min a2, a0, a1
; RV64ZBB-NEXT: max a0, a0, a1
; RV64ZBB-NEXT: sub a0, a0, a2
; RV64ZBB-NEXT: ret
%aext = sext i16 %a to i64
%bext = sext i32 %b to i64
%sub = sub i64 %aext, %bext
%abs = call i64 @llvm.abs.i64(i64 %sub, i1 false)
%trunc = trunc i64 %abs to i16
ret i16 %trunc
}
define i16 @abd_ext_i16_undef(i16 %a, i16 %b) nounwind {
; RV32I-LABEL: abd_ext_i16_undef:
; RV32I: # %bb.0:
; RV32I-NEXT: slli a1, a1, 16
; RV32I-NEXT: slli a0, a0, 16
; RV32I-NEXT: srai a1, a1, 16
; RV32I-NEXT: srai a0, a0, 16
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: srai a1, a0, 31
; RV32I-NEXT: xor a0, a0, a1
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: ret
;
; RV64I-LABEL: abd_ext_i16_undef:
; RV64I: # %bb.0:
; RV64I-NEXT: slli a1, a1, 48
; RV64I-NEXT: slli a0, a0, 48
; RV64I-NEXT: srai a1, a1, 48
; RV64I-NEXT: srai a0, a0, 48
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: srai a1, a0, 63
; RV64I-NEXT: xor a0, a0, a1
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: ret
;
; ZBB-LABEL: abd_ext_i16_undef:
; ZBB: # %bb.0:
; ZBB-NEXT: sext.h a1, a1
; ZBB-NEXT: sext.h a0, a0
; ZBB-NEXT: min a2, a0, a1
; ZBB-NEXT: max a0, a0, a1
; ZBB-NEXT: sub a0, a0, a2
; ZBB-NEXT: ret
%aext = sext i16 %a to i64
%bext = sext i16 %b to i64
%sub = sub i64 %aext, %bext
%abs = call i64 @llvm.abs.i64(i64 %sub, i1 true)
%trunc = trunc i64 %abs to i16
ret i16 %trunc
}
define i32 @abd_ext_i32(i32 %a, i32 %b) nounwind {
; RV32I-LABEL: abd_ext_i32:
; RV32I: # %bb.0:
; RV32I-NEXT: blt a1, a0, .LBB6_2
; RV32I-NEXT: # %bb.1:
; RV32I-NEXT: sub a0, a1, a0
; RV32I-NEXT: ret
; RV32I-NEXT: .LBB6_2:
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: ret
;
; RV64I-LABEL: abd_ext_i32:
; RV64I: # %bb.0:
; RV64I-NEXT: sext.w a1, a1
; RV64I-NEXT: sext.w a0, a0
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: srai a1, a0, 63
; RV64I-NEXT: xor a0, a0, a1
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: ret
;
; RV32ZBB-LABEL: abd_ext_i32:
; RV32ZBB: # %bb.0:
; RV32ZBB-NEXT: min a2, a0, a1
; RV32ZBB-NEXT: max a0, a0, a1
; RV32ZBB-NEXT: sub a0, a0, a2
; RV32ZBB-NEXT: ret
;
; RV64ZBB-LABEL: abd_ext_i32:
; RV64ZBB: # %bb.0:
; RV64ZBB-NEXT: sext.w a1, a1
; RV64ZBB-NEXT: sext.w a0, a0
; RV64ZBB-NEXT: min a2, a0, a1
; RV64ZBB-NEXT: max a0, a0, a1
; RV64ZBB-NEXT: sub a0, a0, a2
; RV64ZBB-NEXT: ret
%aext = sext i32 %a to i64
%bext = sext i32 %b to i64
%sub = sub i64 %aext, %bext
%abs = call i64 @llvm.abs.i64(i64 %sub, i1 false)
%trunc = trunc i64 %abs to i32
ret i32 %trunc
}
define i32 @abd_ext_i32_i16(i32 %a, i16 %b) nounwind {
; RV32I-LABEL: abd_ext_i32_i16:
; RV32I: # %bb.0:
; RV32I-NEXT: slli a1, a1, 16
; RV32I-NEXT: srai a1, a1, 16
; RV32I-NEXT: blt a1, a0, .LBB7_2
; RV32I-NEXT: # %bb.1:
; RV32I-NEXT: sub a0, a1, a0
; RV32I-NEXT: ret
; RV32I-NEXT: .LBB7_2:
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: ret
;
; RV64I-LABEL: abd_ext_i32_i16:
; RV64I: # %bb.0:
; RV64I-NEXT: sext.w a0, a0
; RV64I-NEXT: slli a1, a1, 48
; RV64I-NEXT: srai a1, a1, 48
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: srai a1, a0, 63
; RV64I-NEXT: xor a0, a0, a1
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: ret
;
; RV32ZBB-LABEL: abd_ext_i32_i16:
; RV32ZBB: # %bb.0:
; RV32ZBB-NEXT: sext.h a1, a1
; RV32ZBB-NEXT: min a2, a0, a1
; RV32ZBB-NEXT: max a0, a0, a1
; RV32ZBB-NEXT: sub a0, a0, a2
; RV32ZBB-NEXT: ret
;
; RV64ZBB-LABEL: abd_ext_i32_i16:
; RV64ZBB: # %bb.0:
; RV64ZBB-NEXT: sext.w a0, a0
; RV64ZBB-NEXT: sext.h a1, a1
; RV64ZBB-NEXT: min a2, a0, a1
; RV64ZBB-NEXT: max a0, a0, a1
; RV64ZBB-NEXT: sub a0, a0, a2
; RV64ZBB-NEXT: ret
%aext = sext i32 %a to i64
%bext = sext i16 %b to i64
%sub = sub i64 %aext, %bext
%abs = call i64 @llvm.abs.i64(i64 %sub, i1 false)
%trunc = trunc i64 %abs to i32
ret i32 %trunc
}
define i32 @abd_ext_i32_undef(i32 %a, i32 %b) nounwind {
; RV32I-LABEL: abd_ext_i32_undef:
; RV32I: # %bb.0:
; RV32I-NEXT: blt a1, a0, .LBB8_2
; RV32I-NEXT: # %bb.1:
; RV32I-NEXT: sub a0, a1, a0
; RV32I-NEXT: ret
; RV32I-NEXT: .LBB8_2:
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: ret
;
; RV64I-LABEL: abd_ext_i32_undef:
; RV64I: # %bb.0:
; RV64I-NEXT: sext.w a1, a1
; RV64I-NEXT: sext.w a0, a0
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: srai a1, a0, 63
; RV64I-NEXT: xor a0, a0, a1
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: ret
;
; RV32ZBB-LABEL: abd_ext_i32_undef:
; RV32ZBB: # %bb.0:
; RV32ZBB-NEXT: min a2, a0, a1
; RV32ZBB-NEXT: max a0, a0, a1
; RV32ZBB-NEXT: sub a0, a0, a2
; RV32ZBB-NEXT: ret
;
; RV64ZBB-LABEL: abd_ext_i32_undef:
; RV64ZBB: # %bb.0:
; RV64ZBB-NEXT: sext.w a1, a1
; RV64ZBB-NEXT: sext.w a0, a0
; RV64ZBB-NEXT: min a2, a0, a1
; RV64ZBB-NEXT: max a0, a0, a1
; RV64ZBB-NEXT: sub a0, a0, a2
; RV64ZBB-NEXT: ret
%aext = sext i32 %a to i64
%bext = sext i32 %b to i64
%sub = sub i64 %aext, %bext
%abs = call i64 @llvm.abs.i64(i64 %sub, i1 true)
%trunc = trunc i64 %abs to i32
ret i32 %trunc
}
define i64 @abd_ext_i64(i64 %a, i64 %b) nounwind {
; RV32I-LABEL: abd_ext_i64:
; RV32I: # %bb.0:
; RV32I-NEXT: sltu a4, a2, a0
; RV32I-NEXT: mv a5, a4
; RV32I-NEXT: beq a1, a3, .LBB9_2
; RV32I-NEXT: # %bb.1:
; RV32I-NEXT: slt a5, a3, a1
; RV32I-NEXT: .LBB9_2:
; RV32I-NEXT: bnez a5, .LBB9_4
; RV32I-NEXT: # %bb.3:
; RV32I-NEXT: sub a1, a3, a1
; RV32I-NEXT: sub a1, a1, a4
; RV32I-NEXT: sub a0, a2, a0
; RV32I-NEXT: ret
; RV32I-NEXT: .LBB9_4:
; RV32I-NEXT: sltu a4, a0, a2
; RV32I-NEXT: sub a1, a1, a3
; RV32I-NEXT: sub a1, a1, a4
; RV32I-NEXT: sub a0, a0, a2
; RV32I-NEXT: ret
;
; RV64I-LABEL: abd_ext_i64:
; RV64I: # %bb.0:
; RV64I-NEXT: blt a1, a0, .LBB9_2
; RV64I-NEXT: # %bb.1:
; RV64I-NEXT: sub a0, a1, a0
; RV64I-NEXT: ret
; RV64I-NEXT: .LBB9_2:
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: ret
;
; RV32ZBB-LABEL: abd_ext_i64:
; RV32ZBB: # %bb.0:
; RV32ZBB-NEXT: sltu a4, a2, a0
; RV32ZBB-NEXT: mv a5, a4
; RV32ZBB-NEXT: beq a1, a3, .LBB9_2
; RV32ZBB-NEXT: # %bb.1:
; RV32ZBB-NEXT: slt a5, a3, a1
; RV32ZBB-NEXT: .LBB9_2:
; RV32ZBB-NEXT: bnez a5, .LBB9_4
; RV32ZBB-NEXT: # %bb.3:
; RV32ZBB-NEXT: sub a1, a3, a1
; RV32ZBB-NEXT: sub a1, a1, a4
; RV32ZBB-NEXT: sub a0, a2, a0
; RV32ZBB-NEXT: ret
; RV32ZBB-NEXT: .LBB9_4:
; RV32ZBB-NEXT: sltu a4, a0, a2
; RV32ZBB-NEXT: sub a1, a1, a3
; RV32ZBB-NEXT: sub a1, a1, a4
; RV32ZBB-NEXT: sub a0, a0, a2
; RV32ZBB-NEXT: ret
;
; RV64ZBB-LABEL: abd_ext_i64:
; RV64ZBB: # %bb.0:
; RV64ZBB-NEXT: min a2, a0, a1
; RV64ZBB-NEXT: max a0, a0, a1
; RV64ZBB-NEXT: sub a0, a0, a2
; RV64ZBB-NEXT: ret
%aext = sext i64 %a to i128
%bext = sext i64 %b to i128
%sub = sub i128 %aext, %bext
%abs = call i128 @llvm.abs.i128(i128 %sub, i1 false)
%trunc = trunc i128 %abs to i64
ret i64 %trunc
}
define i64 @abd_ext_i64_undef(i64 %a, i64 %b) nounwind {
; RV32I-LABEL: abd_ext_i64_undef:
; RV32I: # %bb.0:
; RV32I-NEXT: sltu a4, a2, a0
; RV32I-NEXT: mv a5, a4
; RV32I-NEXT: beq a1, a3, .LBB10_2
; RV32I-NEXT: # %bb.1:
; RV32I-NEXT: slt a5, a3, a1
; RV32I-NEXT: .LBB10_2:
; RV32I-NEXT: bnez a5, .LBB10_4
; RV32I-NEXT: # %bb.3:
; RV32I-NEXT: sub a1, a3, a1
; RV32I-NEXT: sub a1, a1, a4
; RV32I-NEXT: sub a0, a2, a0
; RV32I-NEXT: ret
; RV32I-NEXT: .LBB10_4:
; RV32I-NEXT: sltu a4, a0, a2
; RV32I-NEXT: sub a1, a1, a3
; RV32I-NEXT: sub a1, a1, a4
; RV32I-NEXT: sub a0, a0, a2
; RV32I-NEXT: ret
;
; RV64I-LABEL: abd_ext_i64_undef:
; RV64I: # %bb.0:
; RV64I-NEXT: blt a1, a0, .LBB10_2
; RV64I-NEXT: # %bb.1:
; RV64I-NEXT: sub a0, a1, a0
; RV64I-NEXT: ret
; RV64I-NEXT: .LBB10_2:
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: ret
;
; RV32ZBB-LABEL: abd_ext_i64_undef:
; RV32ZBB: # %bb.0:
; RV32ZBB-NEXT: sltu a4, a2, a0
; RV32ZBB-NEXT: mv a5, a4
; RV32ZBB-NEXT: beq a1, a3, .LBB10_2
; RV32ZBB-NEXT: # %bb.1:
; RV32ZBB-NEXT: slt a5, a3, a1
; RV32ZBB-NEXT: .LBB10_2:
; RV32ZBB-NEXT: bnez a5, .LBB10_4
; RV32ZBB-NEXT: # %bb.3:
; RV32ZBB-NEXT: sub a1, a3, a1
; RV32ZBB-NEXT: sub a1, a1, a4
; RV32ZBB-NEXT: sub a0, a2, a0
; RV32ZBB-NEXT: ret
; RV32ZBB-NEXT: .LBB10_4:
; RV32ZBB-NEXT: sltu a4, a0, a2
; RV32ZBB-NEXT: sub a1, a1, a3
; RV32ZBB-NEXT: sub a1, a1, a4
; RV32ZBB-NEXT: sub a0, a0, a2
; RV32ZBB-NEXT: ret
;
; RV64ZBB-LABEL: abd_ext_i64_undef:
; RV64ZBB: # %bb.0:
; RV64ZBB-NEXT: min a2, a0, a1
; RV64ZBB-NEXT: max a0, a0, a1
; RV64ZBB-NEXT: sub a0, a0, a2
; RV64ZBB-NEXT: ret
%aext = sext i64 %a to i128
%bext = sext i64 %b to i128
%sub = sub i128 %aext, %bext
%abs = call i128 @llvm.abs.i128(i128 %sub, i1 true)
%trunc = trunc i128 %abs to i64
ret i64 %trunc
}
define i128 @abd_ext_i128(i128 %a, i128 %b) nounwind {
; RV32I-LABEL: abd_ext_i128:
; RV32I: # %bb.0:
; RV32I-NEXT: lw a3, 0(a1)
; RV32I-NEXT: lw a4, 4(a1)
; RV32I-NEXT: lw a5, 8(a1)
; RV32I-NEXT: lw a7, 12(a1)
; RV32I-NEXT: lw a1, 0(a2)
; RV32I-NEXT: lw a6, 8(a2)
; RV32I-NEXT: lw t1, 12(a2)
; RV32I-NEXT: lw a2, 4(a2)
; RV32I-NEXT: sltu t0, a6, a5
; RV32I-NEXT: mv t4, t0
; RV32I-NEXT: beq a7, t1, .LBB11_2
; RV32I-NEXT: # %bb.1:
; RV32I-NEXT: slt t4, t1, a7
; RV32I-NEXT: .LBB11_2:
; RV32I-NEXT: sltu t2, a1, a3
; RV32I-NEXT: sltu t5, a2, a4
; RV32I-NEXT: mv t3, t2
; RV32I-NEXT: beq a4, a2, .LBB11_4
; RV32I-NEXT: # %bb.3:
; RV32I-NEXT: mv t3, t5
; RV32I-NEXT: .LBB11_4:
; RV32I-NEXT: addi sp, sp, -16
; RV32I-NEXT: sw s0, 12(sp) # 4-byte Folded Spill
; RV32I-NEXT: xor t6, a7, t1
; RV32I-NEXT: xor s0, a5, a6
; RV32I-NEXT: or t6, s0, t6
; RV32I-NEXT: beqz t6, .LBB11_6
; RV32I-NEXT: # %bb.5:
; RV32I-NEXT: mv t3, t4
; RV32I-NEXT: .LBB11_6:
; RV32I-NEXT: mv t4, t2
; RV32I-NEXT: beq a2, a4, .LBB11_8
; RV32I-NEXT: # %bb.7:
; RV32I-NEXT: mv t4, t5
; RV32I-NEXT: .LBB11_8:
; RV32I-NEXT: sltu t5, a3, a1
; RV32I-NEXT: mv t6, t5
; RV32I-NEXT: beq a4, a2, .LBB11_10
; RV32I-NEXT: # %bb.9:
; RV32I-NEXT: sltu t6, a4, a2
; RV32I-NEXT: .LBB11_10:
; RV32I-NEXT: bnez t3, .LBB11_12
; RV32I-NEXT: # %bb.11:
; RV32I-NEXT: sub a7, t1, a7
; RV32I-NEXT: sub a5, a6, a5
; RV32I-NEXT: sub a1, a1, a3
; RV32I-NEXT: sub a2, a2, a4
; RV32I-NEXT: sub a4, a7, t0
; RV32I-NEXT: sltu a6, a5, t4
; RV32I-NEXT: sub a3, a2, t2
; RV32I-NEXT: sub a2, a4, a6
; RV32I-NEXT: sub a4, a5, t4
; RV32I-NEXT: j .LBB11_13
; RV32I-NEXT: .LBB11_12:
; RV32I-NEXT: sltu t0, a5, a6
; RV32I-NEXT: sub a7, a7, t1
; RV32I-NEXT: sub a5, a5, a6
; RV32I-NEXT: sub a1, a3, a1
; RV32I-NEXT: sub a4, a4, a2
; RV32I-NEXT: sub a2, a7, t0
; RV32I-NEXT: sltu a6, a5, t6
; RV32I-NEXT: sub a3, a4, t5
; RV32I-NEXT: sub a2, a2, a6
; RV32I-NEXT: sub a4, a5, t6
; RV32I-NEXT: .LBB11_13:
; RV32I-NEXT: sw a1, 0(a0)
; RV32I-NEXT: sw a3, 4(a0)
; RV32I-NEXT: sw a4, 8(a0)
; RV32I-NEXT: sw a2, 12(a0)
; RV32I-NEXT: lw s0, 12(sp) # 4-byte Folded Reload
; RV32I-NEXT: addi sp, sp, 16
; RV32I-NEXT: ret
;
; RV64I-LABEL: abd_ext_i128:
; RV64I: # %bb.0:
; RV64I-NEXT: sltu a4, a2, a0
; RV64I-NEXT: mv a5, a4
; RV64I-NEXT: beq a1, a3, .LBB11_2
; RV64I-NEXT: # %bb.1:
; RV64I-NEXT: slt a5, a3, a1
; RV64I-NEXT: .LBB11_2:
; RV64I-NEXT: bnez a5, .LBB11_4
; RV64I-NEXT: # %bb.3:
; RV64I-NEXT: sub a1, a3, a1
; RV64I-NEXT: sub a1, a1, a4
; RV64I-NEXT: sub a0, a2, a0
; RV64I-NEXT: ret
; RV64I-NEXT: .LBB11_4:
; RV64I-NEXT: sltu a4, a0, a2
; RV64I-NEXT: sub a1, a1, a3
; RV64I-NEXT: sub a1, a1, a4
; RV64I-NEXT: sub a0, a0, a2
; RV64I-NEXT: ret
;
; RV32ZBB-LABEL: abd_ext_i128:
; RV32ZBB: # %bb.0:
; RV32ZBB-NEXT: lw a3, 0(a1)
; RV32ZBB-NEXT: lw a4, 4(a1)
; RV32ZBB-NEXT: lw a5, 8(a1)
; RV32ZBB-NEXT: lw a7, 12(a1)
; RV32ZBB-NEXT: lw a1, 0(a2)
; RV32ZBB-NEXT: lw a6, 8(a2)
; RV32ZBB-NEXT: lw t1, 12(a2)
; RV32ZBB-NEXT: lw a2, 4(a2)
; RV32ZBB-NEXT: sltu t0, a6, a5
; RV32ZBB-NEXT: mv t4, t0
; RV32ZBB-NEXT: beq a7, t1, .LBB11_2
; RV32ZBB-NEXT: # %bb.1:
; RV32ZBB-NEXT: slt t4, t1, a7
; RV32ZBB-NEXT: .LBB11_2:
; RV32ZBB-NEXT: sltu t2, a1, a3
; RV32ZBB-NEXT: sltu t5, a2, a4
; RV32ZBB-NEXT: mv t3, t2
; RV32ZBB-NEXT: beq a4, a2, .LBB11_4
; RV32ZBB-NEXT: # %bb.3:
; RV32ZBB-NEXT: mv t3, t5
; RV32ZBB-NEXT: .LBB11_4:
; RV32ZBB-NEXT: addi sp, sp, -16
; RV32ZBB-NEXT: sw s0, 12(sp) # 4-byte Folded Spill
; RV32ZBB-NEXT: xor t6, a7, t1
; RV32ZBB-NEXT: xor s0, a5, a6
; RV32ZBB-NEXT: or t6, s0, t6
; RV32ZBB-NEXT: beqz t6, .LBB11_6
; RV32ZBB-NEXT: # %bb.5:
; RV32ZBB-NEXT: mv t3, t4
; RV32ZBB-NEXT: .LBB11_6:
; RV32ZBB-NEXT: mv t4, t2
; RV32ZBB-NEXT: beq a2, a4, .LBB11_8
; RV32ZBB-NEXT: # %bb.7:
; RV32ZBB-NEXT: mv t4, t5
; RV32ZBB-NEXT: .LBB11_8:
; RV32ZBB-NEXT: sltu t5, a3, a1
; RV32ZBB-NEXT: mv t6, t5
; RV32ZBB-NEXT: beq a4, a2, .LBB11_10
; RV32ZBB-NEXT: # %bb.9:
; RV32ZBB-NEXT: sltu t6, a4, a2
; RV32ZBB-NEXT: .LBB11_10:
; RV32ZBB-NEXT: bnez t3, .LBB11_12
; RV32ZBB-NEXT: # %bb.11:
; RV32ZBB-NEXT: sub a7, t1, a7
; RV32ZBB-NEXT: sub a5, a6, a5
; RV32ZBB-NEXT: sub a1, a1, a3
; RV32ZBB-NEXT: sub a2, a2, a4
; RV32ZBB-NEXT: sub a4, a7, t0
; RV32ZBB-NEXT: sltu a6, a5, t4
; RV32ZBB-NEXT: sub a3, a2, t2
; RV32ZBB-NEXT: sub a2, a4, a6
; RV32ZBB-NEXT: sub a4, a5, t4
; RV32ZBB-NEXT: j .LBB11_13
; RV32ZBB-NEXT: .LBB11_12:
; RV32ZBB-NEXT: sltu t0, a5, a6
; RV32ZBB-NEXT: sub a7, a7, t1
; RV32ZBB-NEXT: sub a5, a5, a6
; RV32ZBB-NEXT: sub a1, a3, a1
; RV32ZBB-NEXT: sub a4, a4, a2
; RV32ZBB-NEXT: sub a2, a7, t0
; RV32ZBB-NEXT: sltu a6, a5, t6
; RV32ZBB-NEXT: sub a3, a4, t5
; RV32ZBB-NEXT: sub a2, a2, a6
; RV32ZBB-NEXT: sub a4, a5, t6
; RV32ZBB-NEXT: .LBB11_13:
; RV32ZBB-NEXT: sw a1, 0(a0)
; RV32ZBB-NEXT: sw a3, 4(a0)
; RV32ZBB-NEXT: sw a4, 8(a0)
; RV32ZBB-NEXT: sw a2, 12(a0)
; RV32ZBB-NEXT: lw s0, 12(sp) # 4-byte Folded Reload
; RV32ZBB-NEXT: addi sp, sp, 16
; RV32ZBB-NEXT: ret
;
; RV64ZBB-LABEL: abd_ext_i128:
; RV64ZBB: # %bb.0:
; RV64ZBB-NEXT: sltu a4, a2, a0
; RV64ZBB-NEXT: mv a5, a4
; RV64ZBB-NEXT: beq a1, a3, .LBB11_2
; RV64ZBB-NEXT: # %bb.1:
; RV64ZBB-NEXT: slt a5, a3, a1
; RV64ZBB-NEXT: .LBB11_2:
; RV64ZBB-NEXT: bnez a5, .LBB11_4
; RV64ZBB-NEXT: # %bb.3:
; RV64ZBB-NEXT: sub a1, a3, a1
; RV64ZBB-NEXT: sub a1, a1, a4
; RV64ZBB-NEXT: sub a0, a2, a0
; RV64ZBB-NEXT: ret
; RV64ZBB-NEXT: .LBB11_4:
; RV64ZBB-NEXT: sltu a4, a0, a2
; RV64ZBB-NEXT: sub a1, a1, a3
; RV64ZBB-NEXT: sub a1, a1, a4
; RV64ZBB-NEXT: sub a0, a0, a2
; RV64ZBB-NEXT: ret
%aext = sext i128 %a to i256
%bext = sext i128 %b to i256
%sub = sub i256 %aext, %bext
%abs = call i256 @llvm.abs.i256(i256 %sub, i1 false)
%trunc = trunc i256 %abs to i128
ret i128 %trunc
}
define i128 @abd_ext_i128_undef(i128 %a, i128 %b) nounwind {
; RV32I-LABEL: abd_ext_i128_undef:
; RV32I: # %bb.0:
; RV32I-NEXT: lw a3, 0(a1)
; RV32I-NEXT: lw a4, 4(a1)
; RV32I-NEXT: lw a5, 8(a1)
; RV32I-NEXT: lw a7, 12(a1)
; RV32I-NEXT: lw a1, 0(a2)
; RV32I-NEXT: lw a6, 8(a2)
; RV32I-NEXT: lw t1, 12(a2)
; RV32I-NEXT: lw a2, 4(a2)
; RV32I-NEXT: sltu t0, a6, a5
; RV32I-NEXT: mv t4, t0
; RV32I-NEXT: beq a7, t1, .LBB12_2
; RV32I-NEXT: # %bb.1:
; RV32I-NEXT: slt t4, t1, a7
; RV32I-NEXT: .LBB12_2:
; RV32I-NEXT: sltu t2, a1, a3
; RV32I-NEXT: sltu t5, a2, a4
; RV32I-NEXT: mv t3, t2
; RV32I-NEXT: beq a4, a2, .LBB12_4
; RV32I-NEXT: # %bb.3:
; RV32I-NEXT: mv t3, t5
; RV32I-NEXT: .LBB12_4:
; RV32I-NEXT: addi sp, sp, -16
; RV32I-NEXT: sw s0, 12(sp) # 4-byte Folded Spill
; RV32I-NEXT: xor t6, a7, t1
; RV32I-NEXT: xor s0, a5, a6
; RV32I-NEXT: or t6, s0, t6
; RV32I-NEXT: beqz t6, .LBB12_6
; RV32I-NEXT: # %bb.5:
; RV32I-NEXT: mv t3, t4
; RV32I-NEXT: .LBB12_6:
; RV32I-NEXT: mv t4, t2
; RV32I-NEXT: beq a2, a4, .LBB12_8
; RV32I-NEXT: # %bb.7:
; RV32I-NEXT: mv t4, t5
; RV32I-NEXT: .LBB12_8:
; RV32I-NEXT: sltu t5, a3, a1
; RV32I-NEXT: mv t6, t5
; RV32I-NEXT: beq a4, a2, .LBB12_10
; RV32I-NEXT: # %bb.9:
; RV32I-NEXT: sltu t6, a4, a2
; RV32I-NEXT: .LBB12_10:
; RV32I-NEXT: bnez t3, .LBB12_12
; RV32I-NEXT: # %bb.11:
; RV32I-NEXT: sub a7, t1, a7
; RV32I-NEXT: sub a5, a6, a5
; RV32I-NEXT: sub a1, a1, a3
; RV32I-NEXT: sub a2, a2, a4
; RV32I-NEXT: sub a4, a7, t0
; RV32I-NEXT: sltu a6, a5, t4
; RV32I-NEXT: sub a3, a2, t2
; RV32I-NEXT: sub a2, a4, a6
; RV32I-NEXT: sub a4, a5, t4
; RV32I-NEXT: j .LBB12_13
; RV32I-NEXT: .LBB12_12:
; RV32I-NEXT: sltu t0, a5, a6
; RV32I-NEXT: sub a7, a7, t1
; RV32I-NEXT: sub a5, a5, a6
; RV32I-NEXT: sub a1, a3, a1
; RV32I-NEXT: sub a4, a4, a2
; RV32I-NEXT: sub a2, a7, t0
; RV32I-NEXT: sltu a6, a5, t6
; RV32I-NEXT: sub a3, a4, t5
; RV32I-NEXT: sub a2, a2, a6
; RV32I-NEXT: sub a4, a5, t6
; RV32I-NEXT: .LBB12_13:
; RV32I-NEXT: sw a1, 0(a0)
; RV32I-NEXT: sw a3, 4(a0)
; RV32I-NEXT: sw a4, 8(a0)
; RV32I-NEXT: sw a2, 12(a0)
; RV32I-NEXT: lw s0, 12(sp) # 4-byte Folded Reload
; RV32I-NEXT: addi sp, sp, 16
; RV32I-NEXT: ret
;
; RV64I-LABEL: abd_ext_i128_undef:
; RV64I: # %bb.0:
; RV64I-NEXT: sltu a4, a2, a0
; RV64I-NEXT: mv a5, a4
; RV64I-NEXT: beq a1, a3, .LBB12_2
; RV64I-NEXT: # %bb.1:
; RV64I-NEXT: slt a5, a3, a1
; RV64I-NEXT: .LBB12_2:
; RV64I-NEXT: bnez a5, .LBB12_4
; RV64I-NEXT: # %bb.3:
; RV64I-NEXT: sub a1, a3, a1
; RV64I-NEXT: sub a1, a1, a4
; RV64I-NEXT: sub a0, a2, a0
; RV64I-NEXT: ret
; RV64I-NEXT: .LBB12_4:
; RV64I-NEXT: sltu a4, a0, a2
; RV64I-NEXT: sub a1, a1, a3
; RV64I-NEXT: sub a1, a1, a4
; RV64I-NEXT: sub a0, a0, a2
; RV64I-NEXT: ret
;
; RV32ZBB-LABEL: abd_ext_i128_undef:
; RV32ZBB: # %bb.0:
; RV32ZBB-NEXT: lw a3, 0(a1)
; RV32ZBB-NEXT: lw a4, 4(a1)
; RV32ZBB-NEXT: lw a5, 8(a1)
; RV32ZBB-NEXT: lw a7, 12(a1)
; RV32ZBB-NEXT: lw a1, 0(a2)
; RV32ZBB-NEXT: lw a6, 8(a2)
; RV32ZBB-NEXT: lw t1, 12(a2)
; RV32ZBB-NEXT: lw a2, 4(a2)
; RV32ZBB-NEXT: sltu t0, a6, a5
; RV32ZBB-NEXT: mv t4, t0
; RV32ZBB-NEXT: beq a7, t1, .LBB12_2
; RV32ZBB-NEXT: # %bb.1:
; RV32ZBB-NEXT: slt t4, t1, a7
; RV32ZBB-NEXT: .LBB12_2:
; RV32ZBB-NEXT: sltu t2, a1, a3
; RV32ZBB-NEXT: sltu t5, a2, a4
; RV32ZBB-NEXT: mv t3, t2
; RV32ZBB-NEXT: beq a4, a2, .LBB12_4
; RV32ZBB-NEXT: # %bb.3:
; RV32ZBB-NEXT: mv t3, t5
; RV32ZBB-NEXT: .LBB12_4:
; RV32ZBB-NEXT: addi sp, sp, -16
; RV32ZBB-NEXT: sw s0, 12(sp) # 4-byte Folded Spill
; RV32ZBB-NEXT: xor t6, a7, t1
; RV32ZBB-NEXT: xor s0, a5, a6
; RV32ZBB-NEXT: or t6, s0, t6
; RV32ZBB-NEXT: beqz t6, .LBB12_6
; RV32ZBB-NEXT: # %bb.5:
; RV32ZBB-NEXT: mv t3, t4
; RV32ZBB-NEXT: .LBB12_6:
; RV32ZBB-NEXT: mv t4, t2
; RV32ZBB-NEXT: beq a2, a4, .LBB12_8
; RV32ZBB-NEXT: # %bb.7:
; RV32ZBB-NEXT: mv t4, t5
; RV32ZBB-NEXT: .LBB12_8:
; RV32ZBB-NEXT: sltu t5, a3, a1
; RV32ZBB-NEXT: mv t6, t5
; RV32ZBB-NEXT: beq a4, a2, .LBB12_10
; RV32ZBB-NEXT: # %bb.9:
; RV32ZBB-NEXT: sltu t6, a4, a2
; RV32ZBB-NEXT: .LBB12_10:
; RV32ZBB-NEXT: bnez t3, .LBB12_12
; RV32ZBB-NEXT: # %bb.11:
; RV32ZBB-NEXT: sub a7, t1, a7
; RV32ZBB-NEXT: sub a5, a6, a5
; RV32ZBB-NEXT: sub a1, a1, a3
; RV32ZBB-NEXT: sub a2, a2, a4
; RV32ZBB-NEXT: sub a4, a7, t0
; RV32ZBB-NEXT: sltu a6, a5, t4
; RV32ZBB-NEXT: sub a3, a2, t2
; RV32ZBB-NEXT: sub a2, a4, a6
; RV32ZBB-NEXT: sub a4, a5, t4
; RV32ZBB-NEXT: j .LBB12_13
; RV32ZBB-NEXT: .LBB12_12:
; RV32ZBB-NEXT: sltu t0, a5, a6
; RV32ZBB-NEXT: sub a7, a7, t1
; RV32ZBB-NEXT: sub a5, a5, a6
; RV32ZBB-NEXT: sub a1, a3, a1
; RV32ZBB-NEXT: sub a4, a4, a2
; RV32ZBB-NEXT: sub a2, a7, t0
; RV32ZBB-NEXT: sltu a6, a5, t6
; RV32ZBB-NEXT: sub a3, a4, t5
; RV32ZBB-NEXT: sub a2, a2, a6
; RV32ZBB-NEXT: sub a4, a5, t6
; RV32ZBB-NEXT: .LBB12_13:
; RV32ZBB-NEXT: sw a1, 0(a0)
; RV32ZBB-NEXT: sw a3, 4(a0)
; RV32ZBB-NEXT: sw a4, 8(a0)
; RV32ZBB-NEXT: sw a2, 12(a0)
; RV32ZBB-NEXT: lw s0, 12(sp) # 4-byte Folded Reload
; RV32ZBB-NEXT: addi sp, sp, 16
; RV32ZBB-NEXT: ret
;
; RV64ZBB-LABEL: abd_ext_i128_undef:
; RV64ZBB: # %bb.0:
; RV64ZBB-NEXT: sltu a4, a2, a0
; RV64ZBB-NEXT: mv a5, a4
; RV64ZBB-NEXT: beq a1, a3, .LBB12_2
; RV64ZBB-NEXT: # %bb.1:
; RV64ZBB-NEXT: slt a5, a3, a1
; RV64ZBB-NEXT: .LBB12_2:
; RV64ZBB-NEXT: bnez a5, .LBB12_4
; RV64ZBB-NEXT: # %bb.3:
; RV64ZBB-NEXT: sub a1, a3, a1
; RV64ZBB-NEXT: sub a1, a1, a4
; RV64ZBB-NEXT: sub a0, a2, a0
; RV64ZBB-NEXT: ret
; RV64ZBB-NEXT: .LBB12_4:
; RV64ZBB-NEXT: sltu a4, a0, a2
; RV64ZBB-NEXT: sub a1, a1, a3
; RV64ZBB-NEXT: sub a1, a1, a4
; RV64ZBB-NEXT: sub a0, a0, a2
; RV64ZBB-NEXT: ret
%aext = sext i128 %a to i256
%bext = sext i128 %b to i256
%sub = sub i256 %aext, %bext
%abs = call i256 @llvm.abs.i256(i256 %sub, i1 true)
%trunc = trunc i256 %abs to i128
ret i128 %trunc
}
;
; sub(smax(a,b),smin(a,b)) -> abds(a,b)
;
define i8 @abd_minmax_i8(i8 %a, i8 %b) nounwind {
; RV32I-LABEL: abd_minmax_i8:
; RV32I: # %bb.0:
; RV32I-NEXT: slli a1, a1, 24
; RV32I-NEXT: slli a0, a0, 24
; RV32I-NEXT: srai a1, a1, 24
; RV32I-NEXT: srai a0, a0, 24
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: srai a1, a0, 31
; RV32I-NEXT: xor a0, a0, a1
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: ret
;
; RV64I-LABEL: abd_minmax_i8:
; RV64I: # %bb.0:
; RV64I-NEXT: slli a1, a1, 56
; RV64I-NEXT: slli a0, a0, 56
; RV64I-NEXT: srai a1, a1, 56
; RV64I-NEXT: srai a0, a0, 56
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: srai a1, a0, 63
; RV64I-NEXT: xor a0, a0, a1
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: ret
;
; ZBB-LABEL: abd_minmax_i8:
; ZBB: # %bb.0:
; ZBB-NEXT: sext.b a1, a1
; ZBB-NEXT: sext.b a0, a0
; ZBB-NEXT: min a2, a0, a1
; ZBB-NEXT: max a0, a0, a1
; ZBB-NEXT: sub a0, a0, a2
; ZBB-NEXT: ret
%min = call i8 @llvm.smin.i8(i8 %a, i8 %b)
%max = call i8 @llvm.smax.i8(i8 %a, i8 %b)
%sub = sub i8 %max, %min
ret i8 %sub
}
define i16 @abd_minmax_i16(i16 %a, i16 %b) nounwind {
; RV32I-LABEL: abd_minmax_i16:
; RV32I: # %bb.0:
; RV32I-NEXT: slli a1, a1, 16
; RV32I-NEXT: slli a0, a0, 16
; RV32I-NEXT: srai a1, a1, 16
; RV32I-NEXT: srai a0, a0, 16
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: srai a1, a0, 31
; RV32I-NEXT: xor a0, a0, a1
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: ret
;
; RV64I-LABEL: abd_minmax_i16:
; RV64I: # %bb.0:
; RV64I-NEXT: slli a1, a1, 48
; RV64I-NEXT: slli a0, a0, 48
; RV64I-NEXT: srai a1, a1, 48
; RV64I-NEXT: srai a0, a0, 48
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: srai a1, a0, 63
; RV64I-NEXT: xor a0, a0, a1
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: ret
;
; ZBB-LABEL: abd_minmax_i16:
; ZBB: # %bb.0:
; ZBB-NEXT: sext.h a1, a1
; ZBB-NEXT: sext.h a0, a0
; ZBB-NEXT: min a2, a0, a1
; ZBB-NEXT: max a0, a0, a1
; ZBB-NEXT: sub a0, a0, a2
; ZBB-NEXT: ret
%min = call i16 @llvm.smin.i16(i16 %a, i16 %b)
%max = call i16 @llvm.smax.i16(i16 %a, i16 %b)
%sub = sub i16 %max, %min
ret i16 %sub
}
define i32 @abd_minmax_i32(i32 %a, i32 %b) nounwind {
; RV32I-LABEL: abd_minmax_i32:
; RV32I: # %bb.0:
; RV32I-NEXT: blt a1, a0, .LBB15_2
; RV32I-NEXT: # %bb.1:
; RV32I-NEXT: sub a0, a1, a0
; RV32I-NEXT: ret
; RV32I-NEXT: .LBB15_2:
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: ret
;
; RV64I-LABEL: abd_minmax_i32:
; RV64I: # %bb.0:
; RV64I-NEXT: sext.w a1, a1
; RV64I-NEXT: sext.w a0, a0
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: srai a1, a0, 63
; RV64I-NEXT: xor a0, a0, a1
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: ret
;
; RV32ZBB-LABEL: abd_minmax_i32:
; RV32ZBB: # %bb.0:
; RV32ZBB-NEXT: min a2, a0, a1
; RV32ZBB-NEXT: max a0, a0, a1
; RV32ZBB-NEXT: sub a0, a0, a2
; RV32ZBB-NEXT: ret
;
; RV64ZBB-LABEL: abd_minmax_i32:
; RV64ZBB: # %bb.0:
; RV64ZBB-NEXT: sext.w a1, a1
; RV64ZBB-NEXT: sext.w a0, a0
; RV64ZBB-NEXT: min a2, a0, a1
; RV64ZBB-NEXT: max a0, a0, a1
; RV64ZBB-NEXT: sub a0, a0, a2
; RV64ZBB-NEXT: ret
%min = call i32 @llvm.smin.i32(i32 %a, i32 %b)
%max = call i32 @llvm.smax.i32(i32 %a, i32 %b)
%sub = sub i32 %max, %min
ret i32 %sub
}
define i64 @abd_minmax_i64(i64 %a, i64 %b) nounwind {
; RV32I-LABEL: abd_minmax_i64:
; RV32I: # %bb.0:
; RV32I-NEXT: sltu a4, a2, a0
; RV32I-NEXT: mv a5, a4
; RV32I-NEXT: beq a1, a3, .LBB16_2
; RV32I-NEXT: # %bb.1:
; RV32I-NEXT: slt a5, a3, a1
; RV32I-NEXT: .LBB16_2:
; RV32I-NEXT: bnez a5, .LBB16_4
; RV32I-NEXT: # %bb.3:
; RV32I-NEXT: sub a1, a3, a1
; RV32I-NEXT: sub a1, a1, a4
; RV32I-NEXT: sub a0, a2, a0
; RV32I-NEXT: ret
; RV32I-NEXT: .LBB16_4:
; RV32I-NEXT: sltu a4, a0, a2
; RV32I-NEXT: sub a1, a1, a3
; RV32I-NEXT: sub a1, a1, a4
; RV32I-NEXT: sub a0, a0, a2
; RV32I-NEXT: ret
;
; RV64I-LABEL: abd_minmax_i64:
; RV64I: # %bb.0:
; RV64I-NEXT: blt a1, a0, .LBB16_2
; RV64I-NEXT: # %bb.1:
; RV64I-NEXT: sub a0, a1, a0
; RV64I-NEXT: ret
; RV64I-NEXT: .LBB16_2:
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: ret
;
; RV32ZBB-LABEL: abd_minmax_i64:
; RV32ZBB: # %bb.0:
; RV32ZBB-NEXT: sltu a4, a2, a0
; RV32ZBB-NEXT: mv a5, a4
; RV32ZBB-NEXT: beq a1, a3, .LBB16_2
; RV32ZBB-NEXT: # %bb.1:
; RV32ZBB-NEXT: slt a5, a3, a1
; RV32ZBB-NEXT: .LBB16_2:
; RV32ZBB-NEXT: bnez a5, .LBB16_4
; RV32ZBB-NEXT: # %bb.3:
; RV32ZBB-NEXT: sub a1, a3, a1
; RV32ZBB-NEXT: sub a1, a1, a4
; RV32ZBB-NEXT: sub a0, a2, a0
; RV32ZBB-NEXT: ret
; RV32ZBB-NEXT: .LBB16_4:
; RV32ZBB-NEXT: sltu a4, a0, a2
; RV32ZBB-NEXT: sub a1, a1, a3
; RV32ZBB-NEXT: sub a1, a1, a4
; RV32ZBB-NEXT: sub a0, a0, a2
; RV32ZBB-NEXT: ret
;
; RV64ZBB-LABEL: abd_minmax_i64:
; RV64ZBB: # %bb.0:
; RV64ZBB-NEXT: min a2, a0, a1
; RV64ZBB-NEXT: max a0, a0, a1
; RV64ZBB-NEXT: sub a0, a0, a2
; RV64ZBB-NEXT: ret
%min = call i64 @llvm.smin.i64(i64 %a, i64 %b)
%max = call i64 @llvm.smax.i64(i64 %a, i64 %b)
%sub = sub i64 %max, %min
ret i64 %sub
}
define i128 @abd_minmax_i128(i128 %a, i128 %b) nounwind {
; RV32I-LABEL: abd_minmax_i128:
; RV32I: # %bb.0:
; RV32I-NEXT: lw a3, 0(a1)
; RV32I-NEXT: lw a4, 4(a1)
; RV32I-NEXT: lw a5, 8(a1)
; RV32I-NEXT: lw a7, 12(a1)
; RV32I-NEXT: lw a1, 0(a2)
; RV32I-NEXT: lw a6, 8(a2)
; RV32I-NEXT: lw t1, 12(a2)
; RV32I-NEXT: lw a2, 4(a2)
; RV32I-NEXT: sltu t0, a6, a5
; RV32I-NEXT: mv t4, t0
; RV32I-NEXT: beq a7, t1, .LBB17_2
; RV32I-NEXT: # %bb.1:
; RV32I-NEXT: slt t4, t1, a7
; RV32I-NEXT: .LBB17_2:
; RV32I-NEXT: sltu t2, a1, a3
; RV32I-NEXT: sltu t5, a2, a4
; RV32I-NEXT: mv t3, t2
; RV32I-NEXT: beq a4, a2, .LBB17_4
; RV32I-NEXT: # %bb.3:
; RV32I-NEXT: mv t3, t5
; RV32I-NEXT: .LBB17_4:
; RV32I-NEXT: addi sp, sp, -16
; RV32I-NEXT: sw s0, 12(sp) # 4-byte Folded Spill
; RV32I-NEXT: xor t6, a7, t1
; RV32I-NEXT: xor s0, a5, a6
; RV32I-NEXT: or t6, s0, t6
; RV32I-NEXT: beqz t6, .LBB17_6
; RV32I-NEXT: # %bb.5:
; RV32I-NEXT: mv t3, t4
; RV32I-NEXT: .LBB17_6:
; RV32I-NEXT: mv t4, t2
; RV32I-NEXT: beq a2, a4, .LBB17_8
; RV32I-NEXT: # %bb.7:
; RV32I-NEXT: mv t4, t5
; RV32I-NEXT: .LBB17_8:
; RV32I-NEXT: sltu t5, a3, a1
; RV32I-NEXT: mv t6, t5
; RV32I-NEXT: beq a4, a2, .LBB17_10
; RV32I-NEXT: # %bb.9:
; RV32I-NEXT: sltu t6, a4, a2
; RV32I-NEXT: .LBB17_10:
; RV32I-NEXT: bnez t3, .LBB17_12
; RV32I-NEXT: # %bb.11:
; RV32I-NEXT: sub a7, t1, a7
; RV32I-NEXT: sub a5, a6, a5
; RV32I-NEXT: sub a1, a1, a3
; RV32I-NEXT: sub a2, a2, a4
; RV32I-NEXT: sub a4, a7, t0
; RV32I-NEXT: sltu a6, a5, t4
; RV32I-NEXT: sub a3, a2, t2
; RV32I-NEXT: sub a2, a4, a6
; RV32I-NEXT: sub a4, a5, t4
; RV32I-NEXT: j .LBB17_13
; RV32I-NEXT: .LBB17_12:
; RV32I-NEXT: sltu t0, a5, a6
; RV32I-NEXT: sub a7, a7, t1
; RV32I-NEXT: sub a5, a5, a6
; RV32I-NEXT: sub a1, a3, a1
; RV32I-NEXT: sub a4, a4, a2
; RV32I-NEXT: sub a2, a7, t0
; RV32I-NEXT: sltu a6, a5, t6
; RV32I-NEXT: sub a3, a4, t5
; RV32I-NEXT: sub a2, a2, a6
; RV32I-NEXT: sub a4, a5, t6
; RV32I-NEXT: .LBB17_13:
; RV32I-NEXT: sw a1, 0(a0)
; RV32I-NEXT: sw a3, 4(a0)
; RV32I-NEXT: sw a4, 8(a0)
; RV32I-NEXT: sw a2, 12(a0)
; RV32I-NEXT: lw s0, 12(sp) # 4-byte Folded Reload
; RV32I-NEXT: addi sp, sp, 16
; RV32I-NEXT: ret
;
; RV64I-LABEL: abd_minmax_i128:
; RV64I: # %bb.0:
; RV64I-NEXT: sltu a4, a2, a0
; RV64I-NEXT: mv a5, a4
; RV64I-NEXT: beq a1, a3, .LBB17_2
; RV64I-NEXT: # %bb.1:
; RV64I-NEXT: slt a5, a3, a1
; RV64I-NEXT: .LBB17_2:
; RV64I-NEXT: bnez a5, .LBB17_4
; RV64I-NEXT: # %bb.3:
; RV64I-NEXT: sub a1, a3, a1
; RV64I-NEXT: sub a1, a1, a4
; RV64I-NEXT: sub a0, a2, a0
; RV64I-NEXT: ret
; RV64I-NEXT: .LBB17_4:
; RV64I-NEXT: sltu a4, a0, a2
; RV64I-NEXT: sub a1, a1, a3
; RV64I-NEXT: sub a1, a1, a4
; RV64I-NEXT: sub a0, a0, a2
; RV64I-NEXT: ret
;
; RV32ZBB-LABEL: abd_minmax_i128:
; RV32ZBB: # %bb.0:
; RV32ZBB-NEXT: lw a3, 0(a1)
; RV32ZBB-NEXT: lw a4, 4(a1)
; RV32ZBB-NEXT: lw a5, 8(a1)
; RV32ZBB-NEXT: lw a7, 12(a1)
; RV32ZBB-NEXT: lw a1, 0(a2)
; RV32ZBB-NEXT: lw a6, 8(a2)
; RV32ZBB-NEXT: lw t1, 12(a2)
; RV32ZBB-NEXT: lw a2, 4(a2)
; RV32ZBB-NEXT: sltu t0, a6, a5
; RV32ZBB-NEXT: mv t4, t0
; RV32ZBB-NEXT: beq a7, t1, .LBB17_2
; RV32ZBB-NEXT: # %bb.1:
; RV32ZBB-NEXT: slt t4, t1, a7
; RV32ZBB-NEXT: .LBB17_2:
; RV32ZBB-NEXT: sltu t2, a1, a3
; RV32ZBB-NEXT: sltu t5, a2, a4
; RV32ZBB-NEXT: mv t3, t2
; RV32ZBB-NEXT: beq a4, a2, .LBB17_4
; RV32ZBB-NEXT: # %bb.3:
; RV32ZBB-NEXT: mv t3, t5
; RV32ZBB-NEXT: .LBB17_4:
; RV32ZBB-NEXT: addi sp, sp, -16
; RV32ZBB-NEXT: sw s0, 12(sp) # 4-byte Folded Spill
; RV32ZBB-NEXT: xor t6, a7, t1
; RV32ZBB-NEXT: xor s0, a5, a6
; RV32ZBB-NEXT: or t6, s0, t6
; RV32ZBB-NEXT: beqz t6, .LBB17_6
; RV32ZBB-NEXT: # %bb.5:
; RV32ZBB-NEXT: mv t3, t4
; RV32ZBB-NEXT: .LBB17_6:
; RV32ZBB-NEXT: mv t4, t2
; RV32ZBB-NEXT: beq a2, a4, .LBB17_8
; RV32ZBB-NEXT: # %bb.7:
; RV32ZBB-NEXT: mv t4, t5
; RV32ZBB-NEXT: .LBB17_8:
; RV32ZBB-NEXT: sltu t5, a3, a1
; RV32ZBB-NEXT: mv t6, t5
; RV32ZBB-NEXT: beq a4, a2, .LBB17_10
; RV32ZBB-NEXT: # %bb.9:
; RV32ZBB-NEXT: sltu t6, a4, a2
; RV32ZBB-NEXT: .LBB17_10:
; RV32ZBB-NEXT: bnez t3, .LBB17_12
; RV32ZBB-NEXT: # %bb.11:
; RV32ZBB-NEXT: sub a7, t1, a7
; RV32ZBB-NEXT: sub a5, a6, a5
; RV32ZBB-NEXT: sub a1, a1, a3
; RV32ZBB-NEXT: sub a2, a2, a4
; RV32ZBB-NEXT: sub a4, a7, t0
; RV32ZBB-NEXT: sltu a6, a5, t4
; RV32ZBB-NEXT: sub a3, a2, t2
; RV32ZBB-NEXT: sub a2, a4, a6
; RV32ZBB-NEXT: sub a4, a5, t4
; RV32ZBB-NEXT: j .LBB17_13
; RV32ZBB-NEXT: .LBB17_12:
; RV32ZBB-NEXT: sltu t0, a5, a6
; RV32ZBB-NEXT: sub a7, a7, t1
; RV32ZBB-NEXT: sub a5, a5, a6
; RV32ZBB-NEXT: sub a1, a3, a1
; RV32ZBB-NEXT: sub a4, a4, a2
; RV32ZBB-NEXT: sub a2, a7, t0
; RV32ZBB-NEXT: sltu a6, a5, t6
; RV32ZBB-NEXT: sub a3, a4, t5
; RV32ZBB-NEXT: sub a2, a2, a6
; RV32ZBB-NEXT: sub a4, a5, t6
; RV32ZBB-NEXT: .LBB17_13:
; RV32ZBB-NEXT: sw a1, 0(a0)
; RV32ZBB-NEXT: sw a3, 4(a0)
; RV32ZBB-NEXT: sw a4, 8(a0)
; RV32ZBB-NEXT: sw a2, 12(a0)
; RV32ZBB-NEXT: lw s0, 12(sp) # 4-byte Folded Reload
; RV32ZBB-NEXT: addi sp, sp, 16
; RV32ZBB-NEXT: ret
;
; RV64ZBB-LABEL: abd_minmax_i128:
; RV64ZBB: # %bb.0:
; RV64ZBB-NEXT: sltu a4, a2, a0
; RV64ZBB-NEXT: mv a5, a4
; RV64ZBB-NEXT: beq a1, a3, .LBB17_2
; RV64ZBB-NEXT: # %bb.1:
; RV64ZBB-NEXT: slt a5, a3, a1
; RV64ZBB-NEXT: .LBB17_2:
; RV64ZBB-NEXT: bnez a5, .LBB17_4
; RV64ZBB-NEXT: # %bb.3:
; RV64ZBB-NEXT: sub a1, a3, a1
; RV64ZBB-NEXT: sub a1, a1, a4
; RV64ZBB-NEXT: sub a0, a2, a0
; RV64ZBB-NEXT: ret
; RV64ZBB-NEXT: .LBB17_4:
; RV64ZBB-NEXT: sltu a4, a0, a2
; RV64ZBB-NEXT: sub a1, a1, a3
; RV64ZBB-NEXT: sub a1, a1, a4
; RV64ZBB-NEXT: sub a0, a0, a2
; RV64ZBB-NEXT: ret
%min = call i128 @llvm.smin.i128(i128 %a, i128 %b)
%max = call i128 @llvm.smax.i128(i128 %a, i128 %b)
%sub = sub i128 %max, %min
ret i128 %sub
}
;
; select(icmp(a,b),sub(a,b),sub(b,a)) -> abds(a,b)
;
define i8 @abd_cmp_i8(i8 %a, i8 %b) nounwind {
; RV32I-LABEL: abd_cmp_i8:
; RV32I: # %bb.0:
; RV32I-NEXT: slli a1, a1, 24
; RV32I-NEXT: slli a0, a0, 24
; RV32I-NEXT: srai a1, a1, 24
; RV32I-NEXT: srai a0, a0, 24
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: srai a1, a0, 31
; RV32I-NEXT: xor a0, a0, a1
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: ret
;
; RV64I-LABEL: abd_cmp_i8:
; RV64I: # %bb.0:
; RV64I-NEXT: slli a1, a1, 56
; RV64I-NEXT: slli a0, a0, 56
; RV64I-NEXT: srai a1, a1, 56
; RV64I-NEXT: srai a0, a0, 56
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: srai a1, a0, 63
; RV64I-NEXT: xor a0, a0, a1
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: ret
;
; ZBB-LABEL: abd_cmp_i8:
; ZBB: # %bb.0:
; ZBB-NEXT: sext.b a1, a1
; ZBB-NEXT: sext.b a0, a0
; ZBB-NEXT: min a2, a0, a1
; ZBB-NEXT: max a0, a0, a1
; ZBB-NEXT: sub a0, a0, a2
; ZBB-NEXT: ret
%cmp = icmp sgt i8 %a, %b
%ab = sub i8 %a, %b
%ba = sub i8 %b, %a
%sel = select i1 %cmp, i8 %ab, i8 %ba
ret i8 %sel
}
define i16 @abd_cmp_i16(i16 %a, i16 %b) nounwind {
; RV32I-LABEL: abd_cmp_i16:
; RV32I: # %bb.0:
; RV32I-NEXT: slli a1, a1, 16
; RV32I-NEXT: slli a0, a0, 16
; RV32I-NEXT: srai a1, a1, 16
; RV32I-NEXT: srai a0, a0, 16
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: srai a1, a0, 31
; RV32I-NEXT: xor a0, a0, a1
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: ret
;
; RV64I-LABEL: abd_cmp_i16:
; RV64I: # %bb.0:
; RV64I-NEXT: slli a1, a1, 48
; RV64I-NEXT: slli a0, a0, 48
; RV64I-NEXT: srai a1, a1, 48
; RV64I-NEXT: srai a0, a0, 48
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: srai a1, a0, 63
; RV64I-NEXT: xor a0, a0, a1
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: ret
;
; ZBB-LABEL: abd_cmp_i16:
; ZBB: # %bb.0:
; ZBB-NEXT: sext.h a1, a1
; ZBB-NEXT: sext.h a0, a0
; ZBB-NEXT: min a2, a0, a1
; ZBB-NEXT: max a0, a0, a1
; ZBB-NEXT: sub a0, a0, a2
; ZBB-NEXT: ret
%cmp = icmp sge i16 %a, %b
%ab = sub i16 %a, %b
%ba = sub i16 %b, %a
%sel = select i1 %cmp, i16 %ab, i16 %ba
ret i16 %sel
}
define i32 @abd_cmp_i32(i32 %a, i32 %b) nounwind {
; RV32I-LABEL: abd_cmp_i32:
; RV32I: # %bb.0:
; RV32I-NEXT: blt a1, a0, .LBB20_2
; RV32I-NEXT: # %bb.1:
; RV32I-NEXT: sub a0, a1, a0
; RV32I-NEXT: ret
; RV32I-NEXT: .LBB20_2:
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: ret
;
; RV64I-LABEL: abd_cmp_i32:
; RV64I: # %bb.0:
; RV64I-NEXT: sext.w a1, a1
; RV64I-NEXT: sext.w a0, a0
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: srai a1, a0, 63
; RV64I-NEXT: xor a0, a0, a1
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: ret
;
; RV32ZBB-LABEL: abd_cmp_i32:
; RV32ZBB: # %bb.0:
; RV32ZBB-NEXT: min a2, a0, a1
; RV32ZBB-NEXT: max a0, a0, a1
; RV32ZBB-NEXT: sub a0, a0, a2
; RV32ZBB-NEXT: ret
;
; RV64ZBB-LABEL: abd_cmp_i32:
; RV64ZBB: # %bb.0:
; RV64ZBB-NEXT: sext.w a1, a1
; RV64ZBB-NEXT: sext.w a0, a0
; RV64ZBB-NEXT: min a2, a0, a1
; RV64ZBB-NEXT: max a0, a0, a1
; RV64ZBB-NEXT: sub a0, a0, a2
; RV64ZBB-NEXT: ret
%cmp = icmp slt i32 %a, %b
%ab = sub i32 %a, %b
%ba = sub i32 %b, %a
%sel = select i1 %cmp, i32 %ba, i32 %ab
ret i32 %sel
}
define i64 @abd_cmp_i64(i64 %a, i64 %b) nounwind {
; RV32I-LABEL: abd_cmp_i64:
; RV32I: # %bb.0:
; RV32I-NEXT: sltu a4, a2, a0
; RV32I-NEXT: mv a5, a4
; RV32I-NEXT: beq a1, a3, .LBB21_2
; RV32I-NEXT: # %bb.1:
; RV32I-NEXT: slt a5, a3, a1
; RV32I-NEXT: .LBB21_2:
; RV32I-NEXT: bnez a5, .LBB21_4
; RV32I-NEXT: # %bb.3:
; RV32I-NEXT: sub a1, a3, a1
; RV32I-NEXT: sub a1, a1, a4
; RV32I-NEXT: sub a0, a2, a0
; RV32I-NEXT: ret
; RV32I-NEXT: .LBB21_4:
; RV32I-NEXT: sltu a4, a0, a2
; RV32I-NEXT: sub a1, a1, a3
; RV32I-NEXT: sub a1, a1, a4
; RV32I-NEXT: sub a0, a0, a2
; RV32I-NEXT: ret
;
; RV64I-LABEL: abd_cmp_i64:
; RV64I: # %bb.0:
; RV64I-NEXT: blt a1, a0, .LBB21_2
; RV64I-NEXT: # %bb.1:
; RV64I-NEXT: sub a0, a1, a0
; RV64I-NEXT: ret
; RV64I-NEXT: .LBB21_2:
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: ret
;
; RV32ZBB-LABEL: abd_cmp_i64:
; RV32ZBB: # %bb.0:
; RV32ZBB-NEXT: sltu a4, a2, a0
; RV32ZBB-NEXT: mv a5, a4
; RV32ZBB-NEXT: beq a1, a3, .LBB21_2
; RV32ZBB-NEXT: # %bb.1:
; RV32ZBB-NEXT: slt a5, a3, a1
; RV32ZBB-NEXT: .LBB21_2:
; RV32ZBB-NEXT: bnez a5, .LBB21_4
; RV32ZBB-NEXT: # %bb.3:
; RV32ZBB-NEXT: sub a1, a3, a1
; RV32ZBB-NEXT: sub a1, a1, a4
; RV32ZBB-NEXT: sub a0, a2, a0
; RV32ZBB-NEXT: ret
; RV32ZBB-NEXT: .LBB21_4:
; RV32ZBB-NEXT: sltu a4, a0, a2
; RV32ZBB-NEXT: sub a1, a1, a3
; RV32ZBB-NEXT: sub a1, a1, a4
; RV32ZBB-NEXT: sub a0, a0, a2
; RV32ZBB-NEXT: ret
;
; RV64ZBB-LABEL: abd_cmp_i64:
; RV64ZBB: # %bb.0:
; RV64ZBB-NEXT: min a2, a0, a1
; RV64ZBB-NEXT: max a0, a0, a1
; RV64ZBB-NEXT: sub a0, a0, a2
; RV64ZBB-NEXT: ret
%cmp = icmp sge i64 %a, %b
%ab = sub i64 %a, %b
%ba = sub i64 %b, %a
%sel = select i1 %cmp, i64 %ab, i64 %ba
ret i64 %sel
}
define i128 @abd_cmp_i128(i128 %a, i128 %b) nounwind {
; RV32I-LABEL: abd_cmp_i128:
; RV32I: # %bb.0:
; RV32I-NEXT: lw a3, 0(a1)
; RV32I-NEXT: lw a4, 4(a1)
; RV32I-NEXT: lw a5, 8(a1)
; RV32I-NEXT: lw a7, 12(a1)
; RV32I-NEXT: lw a1, 0(a2)
; RV32I-NEXT: lw a6, 8(a2)
; RV32I-NEXT: lw t1, 12(a2)
; RV32I-NEXT: lw a2, 4(a2)
; RV32I-NEXT: sltu t0, a6, a5
; RV32I-NEXT: mv t4, t0
; RV32I-NEXT: beq a7, t1, .LBB22_2
; RV32I-NEXT: # %bb.1:
; RV32I-NEXT: slt t4, t1, a7
; RV32I-NEXT: .LBB22_2:
; RV32I-NEXT: sltu t2, a1, a3
; RV32I-NEXT: sltu t5, a2, a4
; RV32I-NEXT: mv t3, t2
; RV32I-NEXT: beq a4, a2, .LBB22_4
; RV32I-NEXT: # %bb.3:
; RV32I-NEXT: mv t3, t5
; RV32I-NEXT: .LBB22_4:
; RV32I-NEXT: addi sp, sp, -16
; RV32I-NEXT: sw s0, 12(sp) # 4-byte Folded Spill
; RV32I-NEXT: xor t6, a7, t1
; RV32I-NEXT: xor s0, a5, a6
; RV32I-NEXT: or t6, s0, t6
; RV32I-NEXT: beqz t6, .LBB22_6
; RV32I-NEXT: # %bb.5:
; RV32I-NEXT: mv t3, t4
; RV32I-NEXT: .LBB22_6:
; RV32I-NEXT: mv t4, t2
; RV32I-NEXT: beq a2, a4, .LBB22_8
; RV32I-NEXT: # %bb.7:
; RV32I-NEXT: mv t4, t5
; RV32I-NEXT: .LBB22_8:
; RV32I-NEXT: sltu t5, a3, a1
; RV32I-NEXT: mv t6, t5
; RV32I-NEXT: beq a4, a2, .LBB22_10
; RV32I-NEXT: # %bb.9:
; RV32I-NEXT: sltu t6, a4, a2
; RV32I-NEXT: .LBB22_10:
; RV32I-NEXT: bnez t3, .LBB22_12
; RV32I-NEXT: # %bb.11:
; RV32I-NEXT: sub a7, t1, a7
; RV32I-NEXT: sub a5, a6, a5
; RV32I-NEXT: sub a1, a1, a3
; RV32I-NEXT: sub a2, a2, a4
; RV32I-NEXT: sub a4, a7, t0
; RV32I-NEXT: sltu a6, a5, t4
; RV32I-NEXT: sub a3, a2, t2
; RV32I-NEXT: sub a2, a4, a6
; RV32I-NEXT: sub a4, a5, t4
; RV32I-NEXT: j .LBB22_13
; RV32I-NEXT: .LBB22_12:
; RV32I-NEXT: sltu t0, a5, a6
; RV32I-NEXT: sub a7, a7, t1
; RV32I-NEXT: sub a5, a5, a6
; RV32I-NEXT: sub a1, a3, a1
; RV32I-NEXT: sub a4, a4, a2
; RV32I-NEXT: sub a2, a7, t0
; RV32I-NEXT: sltu a6, a5, t6
; RV32I-NEXT: sub a3, a4, t5
; RV32I-NEXT: sub a2, a2, a6
; RV32I-NEXT: sub a4, a5, t6
; RV32I-NEXT: .LBB22_13:
; RV32I-NEXT: sw a1, 0(a0)
; RV32I-NEXT: sw a3, 4(a0)
; RV32I-NEXT: sw a4, 8(a0)
; RV32I-NEXT: sw a2, 12(a0)
; RV32I-NEXT: lw s0, 12(sp) # 4-byte Folded Reload
; RV32I-NEXT: addi sp, sp, 16
; RV32I-NEXT: ret
;
; RV64I-LABEL: abd_cmp_i128:
; RV64I: # %bb.0:
; RV64I-NEXT: sltu a4, a2, a0
; RV64I-NEXT: mv a5, a4
; RV64I-NEXT: beq a1, a3, .LBB22_2
; RV64I-NEXT: # %bb.1:
; RV64I-NEXT: slt a5, a3, a1
; RV64I-NEXT: .LBB22_2:
; RV64I-NEXT: bnez a5, .LBB22_4
; RV64I-NEXT: # %bb.3:
; RV64I-NEXT: sub a1, a3, a1
; RV64I-NEXT: sub a1, a1, a4
; RV64I-NEXT: sub a0, a2, a0
; RV64I-NEXT: ret
; RV64I-NEXT: .LBB22_4:
; RV64I-NEXT: sltu a4, a0, a2
; RV64I-NEXT: sub a1, a1, a3
; RV64I-NEXT: sub a1, a1, a4
; RV64I-NEXT: sub a0, a0, a2
; RV64I-NEXT: ret
;
; RV32ZBB-LABEL: abd_cmp_i128:
; RV32ZBB: # %bb.0:
; RV32ZBB-NEXT: lw a3, 0(a1)
; RV32ZBB-NEXT: lw a4, 4(a1)
; RV32ZBB-NEXT: lw a5, 8(a1)
; RV32ZBB-NEXT: lw a7, 12(a1)
; RV32ZBB-NEXT: lw a1, 0(a2)
; RV32ZBB-NEXT: lw a6, 8(a2)
; RV32ZBB-NEXT: lw t1, 12(a2)
; RV32ZBB-NEXT: lw a2, 4(a2)
; RV32ZBB-NEXT: sltu t0, a6, a5
; RV32ZBB-NEXT: mv t4, t0
; RV32ZBB-NEXT: beq a7, t1, .LBB22_2
; RV32ZBB-NEXT: # %bb.1:
; RV32ZBB-NEXT: slt t4, t1, a7
; RV32ZBB-NEXT: .LBB22_2:
; RV32ZBB-NEXT: sltu t2, a1, a3
; RV32ZBB-NEXT: sltu t5, a2, a4
; RV32ZBB-NEXT: mv t3, t2
; RV32ZBB-NEXT: beq a4, a2, .LBB22_4
; RV32ZBB-NEXT: # %bb.3:
; RV32ZBB-NEXT: mv t3, t5
; RV32ZBB-NEXT: .LBB22_4:
; RV32ZBB-NEXT: addi sp, sp, -16
; RV32ZBB-NEXT: sw s0, 12(sp) # 4-byte Folded Spill
; RV32ZBB-NEXT: xor t6, a7, t1
; RV32ZBB-NEXT: xor s0, a5, a6
; RV32ZBB-NEXT: or t6, s0, t6
; RV32ZBB-NEXT: beqz t6, .LBB22_6
; RV32ZBB-NEXT: # %bb.5:
; RV32ZBB-NEXT: mv t3, t4
; RV32ZBB-NEXT: .LBB22_6:
; RV32ZBB-NEXT: mv t4, t2
; RV32ZBB-NEXT: beq a2, a4, .LBB22_8
; RV32ZBB-NEXT: # %bb.7:
; RV32ZBB-NEXT: mv t4, t5
; RV32ZBB-NEXT: .LBB22_8:
; RV32ZBB-NEXT: sltu t5, a3, a1
; RV32ZBB-NEXT: mv t6, t5
; RV32ZBB-NEXT: beq a4, a2, .LBB22_10
; RV32ZBB-NEXT: # %bb.9:
; RV32ZBB-NEXT: sltu t6, a4, a2
; RV32ZBB-NEXT: .LBB22_10:
; RV32ZBB-NEXT: bnez t3, .LBB22_12
; RV32ZBB-NEXT: # %bb.11:
; RV32ZBB-NEXT: sub a7, t1, a7
; RV32ZBB-NEXT: sub a5, a6, a5
; RV32ZBB-NEXT: sub a1, a1, a3
; RV32ZBB-NEXT: sub a2, a2, a4
; RV32ZBB-NEXT: sub a4, a7, t0
; RV32ZBB-NEXT: sltu a6, a5, t4
; RV32ZBB-NEXT: sub a3, a2, t2
; RV32ZBB-NEXT: sub a2, a4, a6
; RV32ZBB-NEXT: sub a4, a5, t4
; RV32ZBB-NEXT: j .LBB22_13
; RV32ZBB-NEXT: .LBB22_12:
; RV32ZBB-NEXT: sltu t0, a5, a6
; RV32ZBB-NEXT: sub a7, a7, t1
; RV32ZBB-NEXT: sub a5, a5, a6
; RV32ZBB-NEXT: sub a1, a3, a1
; RV32ZBB-NEXT: sub a4, a4, a2
; RV32ZBB-NEXT: sub a2, a7, t0
; RV32ZBB-NEXT: sltu a6, a5, t6
; RV32ZBB-NEXT: sub a3, a4, t5
; RV32ZBB-NEXT: sub a2, a2, a6
; RV32ZBB-NEXT: sub a4, a5, t6
; RV32ZBB-NEXT: .LBB22_13:
; RV32ZBB-NEXT: sw a1, 0(a0)
; RV32ZBB-NEXT: sw a3, 4(a0)
; RV32ZBB-NEXT: sw a4, 8(a0)
; RV32ZBB-NEXT: sw a2, 12(a0)
; RV32ZBB-NEXT: lw s0, 12(sp) # 4-byte Folded Reload
; RV32ZBB-NEXT: addi sp, sp, 16
; RV32ZBB-NEXT: ret
;
; RV64ZBB-LABEL: abd_cmp_i128:
; RV64ZBB: # %bb.0:
; RV64ZBB-NEXT: sltu a4, a2, a0
; RV64ZBB-NEXT: mv a5, a4
; RV64ZBB-NEXT: beq a1, a3, .LBB22_2
; RV64ZBB-NEXT: # %bb.1:
; RV64ZBB-NEXT: slt a5, a3, a1
; RV64ZBB-NEXT: .LBB22_2:
; RV64ZBB-NEXT: bnez a5, .LBB22_4
; RV64ZBB-NEXT: # %bb.3:
; RV64ZBB-NEXT: sub a1, a3, a1
; RV64ZBB-NEXT: sub a1, a1, a4
; RV64ZBB-NEXT: sub a0, a2, a0
; RV64ZBB-NEXT: ret
; RV64ZBB-NEXT: .LBB22_4:
; RV64ZBB-NEXT: sltu a4, a0, a2
; RV64ZBB-NEXT: sub a1, a1, a3
; RV64ZBB-NEXT: sub a1, a1, a4
; RV64ZBB-NEXT: sub a0, a0, a2
; RV64ZBB-NEXT: ret
%cmp = icmp sge i128 %a, %b
%ab = sub i128 %a, %b
%ba = sub i128 %b, %a
%sel = select i1 %cmp, i128 %ab, i128 %ba
ret i128 %sel
}
;
; abs(sub_nsw(x, y)) -> abds(a,b)
;
define i8 @abd_subnsw_i8(i8 %a, i8 %b) nounwind {
; RV32I-LABEL: abd_subnsw_i8:
; RV32I: # %bb.0:
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: slli a1, a0, 24
; RV32I-NEXT: srai a1, a1, 31
; RV32I-NEXT: xor a0, a0, a1
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: ret
;
; RV64I-LABEL: abd_subnsw_i8:
; RV64I: # %bb.0:
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: slli a1, a0, 56
; RV64I-NEXT: srai a1, a1, 63
; RV64I-NEXT: xor a0, a0, a1
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: ret
;
; ZBB-LABEL: abd_subnsw_i8:
; ZBB: # %bb.0:
; ZBB-NEXT: sub a0, a0, a1
; ZBB-NEXT: sext.b a0, a0
; ZBB-NEXT: neg a1, a0
; ZBB-NEXT: max a0, a0, a1
; ZBB-NEXT: ret
%sub = sub nsw i8 %a, %b
%abs = call i8 @llvm.abs.i8(i8 %sub, i1 false)
ret i8 %abs
}
define i8 @abd_subnsw_i8_undef(i8 %a, i8 %b) nounwind {
; RV32I-LABEL: abd_subnsw_i8_undef:
; RV32I: # %bb.0:
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: slli a1, a0, 24
; RV32I-NEXT: srai a1, a1, 31
; RV32I-NEXT: xor a0, a0, a1
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: ret
;
; RV64I-LABEL: abd_subnsw_i8_undef:
; RV64I: # %bb.0:
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: slli a1, a0, 56
; RV64I-NEXT: srai a1, a1, 63
; RV64I-NEXT: xor a0, a0, a1
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: ret
;
; ZBB-LABEL: abd_subnsw_i8_undef:
; ZBB: # %bb.0:
; ZBB-NEXT: sub a0, a0, a1
; ZBB-NEXT: sext.b a0, a0
; ZBB-NEXT: neg a1, a0
; ZBB-NEXT: max a0, a0, a1
; ZBB-NEXT: ret
%sub = sub nsw i8 %a, %b
%abs = call i8 @llvm.abs.i8(i8 %sub, i1 true)
ret i8 %abs
}
define i16 @abd_subnsw_i16(i16 %a, i16 %b) nounwind {
; RV32I-LABEL: abd_subnsw_i16:
; RV32I: # %bb.0:
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: slli a1, a0, 16
; RV32I-NEXT: srai a1, a1, 31
; RV32I-NEXT: xor a0, a0, a1
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: ret
;
; RV64I-LABEL: abd_subnsw_i16:
; RV64I: # %bb.0:
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: slli a1, a0, 48
; RV64I-NEXT: srai a1, a1, 63
; RV64I-NEXT: xor a0, a0, a1
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: ret
;
; ZBB-LABEL: abd_subnsw_i16:
; ZBB: # %bb.0:
; ZBB-NEXT: sub a0, a0, a1
; ZBB-NEXT: sext.h a0, a0
; ZBB-NEXT: neg a1, a0
; ZBB-NEXT: max a0, a0, a1
; ZBB-NEXT: ret
%sub = sub nsw i16 %a, %b
%abs = call i16 @llvm.abs.i16(i16 %sub, i1 false)
ret i16 %abs
}
define i16 @abd_subnsw_i16_undef(i16 %a, i16 %b) nounwind {
; RV32I-LABEL: abd_subnsw_i16_undef:
; RV32I: # %bb.0:
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: slli a1, a0, 16
; RV32I-NEXT: srai a1, a1, 31
; RV32I-NEXT: xor a0, a0, a1
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: ret
;
; RV64I-LABEL: abd_subnsw_i16_undef:
; RV64I: # %bb.0:
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: slli a1, a0, 48
; RV64I-NEXT: srai a1, a1, 63
; RV64I-NEXT: xor a0, a0, a1
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: ret
;
; ZBB-LABEL: abd_subnsw_i16_undef:
; ZBB: # %bb.0:
; ZBB-NEXT: sub a0, a0, a1
; ZBB-NEXT: sext.h a0, a0
; ZBB-NEXT: neg a1, a0
; ZBB-NEXT: max a0, a0, a1
; ZBB-NEXT: ret
%sub = sub nsw i16 %a, %b
%abs = call i16 @llvm.abs.i16(i16 %sub, i1 true)
ret i16 %abs
}
define i32 @abd_subnsw_i32(i32 %a, i32 %b) nounwind {
; RV32I-LABEL: abd_subnsw_i32:
; RV32I: # %bb.0:
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: srai a1, a0, 31
; RV32I-NEXT: xor a0, a0, a1
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: ret
;
; RV64I-LABEL: abd_subnsw_i32:
; RV64I: # %bb.0:
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: sraiw a1, a0, 31
; RV64I-NEXT: xor a0, a0, a1
; RV64I-NEXT: subw a0, a0, a1
; RV64I-NEXT: ret
;
; RV32ZBB-LABEL: abd_subnsw_i32:
; RV32ZBB: # %bb.0:
; RV32ZBB-NEXT: sub a0, a0, a1
; RV32ZBB-NEXT: neg a1, a0
; RV32ZBB-NEXT: max a0, a0, a1
; RV32ZBB-NEXT: ret
;
; RV64ZBB-LABEL: abd_subnsw_i32:
; RV64ZBB: # %bb.0:
; RV64ZBB-NEXT: subw a0, a0, a1
; RV64ZBB-NEXT: negw a1, a0
; RV64ZBB-NEXT: max a0, a0, a1
; RV64ZBB-NEXT: ret
%sub = sub nsw i32 %a, %b
%abs = call i32 @llvm.abs.i32(i32 %sub, i1 false)
ret i32 %abs
}
define i32 @abd_subnsw_i32_undef(i32 %a, i32 %b) nounwind {
; RV32I-LABEL: abd_subnsw_i32_undef:
; RV32I: # %bb.0:
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: srai a1, a0, 31
; RV32I-NEXT: xor a0, a0, a1
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: ret
;
; RV64I-LABEL: abd_subnsw_i32_undef:
; RV64I: # %bb.0:
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: sraiw a1, a0, 31
; RV64I-NEXT: xor a0, a0, a1
; RV64I-NEXT: subw a0, a0, a1
; RV64I-NEXT: ret
;
; RV32ZBB-LABEL: abd_subnsw_i32_undef:
; RV32ZBB: # %bb.0:
; RV32ZBB-NEXT: sub a0, a0, a1
; RV32ZBB-NEXT: neg a1, a0
; RV32ZBB-NEXT: max a0, a0, a1
; RV32ZBB-NEXT: ret
;
; RV64ZBB-LABEL: abd_subnsw_i32_undef:
; RV64ZBB: # %bb.0:
; RV64ZBB-NEXT: subw a0, a0, a1
; RV64ZBB-NEXT: negw a1, a0
; RV64ZBB-NEXT: max a0, a0, a1
; RV64ZBB-NEXT: ret
%sub = sub nsw i32 %a, %b
%abs = call i32 @llvm.abs.i32(i32 %sub, i1 true)
ret i32 %abs
}
define i64 @abd_subnsw_i64(i64 %a, i64 %b) nounwind {
; RV32I-LABEL: abd_subnsw_i64:
; RV32I: # %bb.0:
; RV32I-NEXT: sltu a4, a0, a2
; RV32I-NEXT: sub a1, a1, a3
; RV32I-NEXT: sub a1, a1, a4
; RV32I-NEXT: sub a0, a0, a2
; RV32I-NEXT: bgez a1, .LBB29_2
; RV32I-NEXT: # %bb.1:
; RV32I-NEXT: snez a2, a0
; RV32I-NEXT: add a1, a1, a2
; RV32I-NEXT: neg a1, a1
; RV32I-NEXT: neg a0, a0
; RV32I-NEXT: .LBB29_2:
; RV32I-NEXT: ret
;
; RV64I-LABEL: abd_subnsw_i64:
; RV64I: # %bb.0:
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: srai a1, a0, 63
; RV64I-NEXT: xor a0, a0, a1
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: ret
;
; RV32ZBB-LABEL: abd_subnsw_i64:
; RV32ZBB: # %bb.0:
; RV32ZBB-NEXT: sltu a4, a0, a2
; RV32ZBB-NEXT: sub a1, a1, a3
; RV32ZBB-NEXT: sub a1, a1, a4
; RV32ZBB-NEXT: sub a0, a0, a2
; RV32ZBB-NEXT: bgez a1, .LBB29_2
; RV32ZBB-NEXT: # %bb.1:
; RV32ZBB-NEXT: snez a2, a0
; RV32ZBB-NEXT: add a1, a1, a2
; RV32ZBB-NEXT: neg a1, a1
; RV32ZBB-NEXT: neg a0, a0
; RV32ZBB-NEXT: .LBB29_2:
; RV32ZBB-NEXT: ret
;
; RV64ZBB-LABEL: abd_subnsw_i64:
; RV64ZBB: # %bb.0:
; RV64ZBB-NEXT: sub a0, a0, a1
; RV64ZBB-NEXT: neg a1, a0
; RV64ZBB-NEXT: max a0, a0, a1
; RV64ZBB-NEXT: ret
%sub = sub nsw i64 %a, %b
%abs = call i64 @llvm.abs.i64(i64 %sub, i1 false)
ret i64 %abs
}
define i64 @abd_subnsw_i64_undef(i64 %a, i64 %b) nounwind {
; RV32I-LABEL: abd_subnsw_i64_undef:
; RV32I: # %bb.0:
; RV32I-NEXT: sltu a4, a0, a2
; RV32I-NEXT: sub a1, a1, a3
; RV32I-NEXT: sub a1, a1, a4
; RV32I-NEXT: sub a0, a0, a2
; RV32I-NEXT: bgez a1, .LBB30_2
; RV32I-NEXT: # %bb.1:
; RV32I-NEXT: snez a2, a0
; RV32I-NEXT: add a1, a1, a2
; RV32I-NEXT: neg a1, a1
; RV32I-NEXT: neg a0, a0
; RV32I-NEXT: .LBB30_2:
; RV32I-NEXT: ret
;
; RV64I-LABEL: abd_subnsw_i64_undef:
; RV64I: # %bb.0:
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: srai a1, a0, 63
; RV64I-NEXT: xor a0, a0, a1
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: ret
;
; RV32ZBB-LABEL: abd_subnsw_i64_undef:
; RV32ZBB: # %bb.0:
; RV32ZBB-NEXT: sltu a4, a0, a2
; RV32ZBB-NEXT: sub a1, a1, a3
; RV32ZBB-NEXT: sub a1, a1, a4
; RV32ZBB-NEXT: sub a0, a0, a2
; RV32ZBB-NEXT: bgez a1, .LBB30_2
; RV32ZBB-NEXT: # %bb.1:
; RV32ZBB-NEXT: snez a2, a0
; RV32ZBB-NEXT: add a1, a1, a2
; RV32ZBB-NEXT: neg a1, a1
; RV32ZBB-NEXT: neg a0, a0
; RV32ZBB-NEXT: .LBB30_2:
; RV32ZBB-NEXT: ret
;
; RV64ZBB-LABEL: abd_subnsw_i64_undef:
; RV64ZBB: # %bb.0:
; RV64ZBB-NEXT: sub a0, a0, a1
; RV64ZBB-NEXT: neg a1, a0
; RV64ZBB-NEXT: max a0, a0, a1
; RV64ZBB-NEXT: ret
%sub = sub nsw i64 %a, %b
%abs = call i64 @llvm.abs.i64(i64 %sub, i1 true)
ret i64 %abs
}
define i128 @abd_subnsw_i128(i128 %a, i128 %b) nounwind {
; RV32I-LABEL: abd_subnsw_i128:
; RV32I: # %bb.0:
; RV32I-NEXT: lw a3, 0(a2)
; RV32I-NEXT: lw a4, 4(a2)
; RV32I-NEXT: lw a5, 8(a2)
; RV32I-NEXT: lw a2, 12(a2)
; RV32I-NEXT: lw a7, 8(a1)
; RV32I-NEXT: lw t0, 12(a1)
; RV32I-NEXT: lw a6, 0(a1)
; RV32I-NEXT: lw a1, 4(a1)
; RV32I-NEXT: sltu t1, a7, a5
; RV32I-NEXT: sub t0, t0, a2
; RV32I-NEXT: sltu a2, a6, a3
; RV32I-NEXT: sub t0, t0, t1
; RV32I-NEXT: mv t1, a2
; RV32I-NEXT: beq a1, a4, .LBB31_2
; RV32I-NEXT: # %bb.1:
; RV32I-NEXT: sltu t1, a1, a4
; RV32I-NEXT: .LBB31_2:
; RV32I-NEXT: sub a5, a7, a5
; RV32I-NEXT: sub a1, a1, a4
; RV32I-NEXT: sltu a4, a5, t1
; RV32I-NEXT: sub a5, a5, t1
; RV32I-NEXT: sub a4, t0, a4
; RV32I-NEXT: sub a2, a1, a2
; RV32I-NEXT: sub a1, a6, a3
; RV32I-NEXT: bgez a4, .LBB31_4
; RV32I-NEXT: # %bb.3:
; RV32I-NEXT: snez a3, a2
; RV32I-NEXT: snez a6, a1
; RV32I-NEXT: neg a7, a5
; RV32I-NEXT: snez a5, a5
; RV32I-NEXT: or a3, a6, a3
; RV32I-NEXT: add a4, a4, a5
; RV32I-NEXT: add a2, a2, a6
; RV32I-NEXT: sltu a6, a7, a3
; RV32I-NEXT: neg a4, a4
; RV32I-NEXT: sub a5, a7, a3
; RV32I-NEXT: neg a2, a2
; RV32I-NEXT: sub a4, a4, a6
; RV32I-NEXT: neg a1, a1
; RV32I-NEXT: .LBB31_4:
; RV32I-NEXT: sw a1, 0(a0)
; RV32I-NEXT: sw a2, 4(a0)
; RV32I-NEXT: sw a5, 8(a0)
; RV32I-NEXT: sw a4, 12(a0)
; RV32I-NEXT: ret
;
; RV64I-LABEL: abd_subnsw_i128:
; RV64I: # %bb.0:
; RV64I-NEXT: sltu a4, a0, a2
; RV64I-NEXT: sub a1, a1, a3
; RV64I-NEXT: sub a1, a1, a4
; RV64I-NEXT: sub a0, a0, a2
; RV64I-NEXT: bgez a1, .LBB31_2
; RV64I-NEXT: # %bb.1:
; RV64I-NEXT: snez a2, a0
; RV64I-NEXT: add a1, a1, a2
; RV64I-NEXT: neg a1, a1
; RV64I-NEXT: neg a0, a0
; RV64I-NEXT: .LBB31_2:
; RV64I-NEXT: ret
;
; RV32ZBB-LABEL: abd_subnsw_i128:
; RV32ZBB: # %bb.0:
; RV32ZBB-NEXT: lw a3, 0(a2)
; RV32ZBB-NEXT: lw a4, 4(a2)
; RV32ZBB-NEXT: lw a5, 8(a2)
; RV32ZBB-NEXT: lw a2, 12(a2)
; RV32ZBB-NEXT: lw a7, 8(a1)
; RV32ZBB-NEXT: lw t0, 12(a1)
; RV32ZBB-NEXT: lw a6, 0(a1)
; RV32ZBB-NEXT: lw a1, 4(a1)
; RV32ZBB-NEXT: sltu t1, a7, a5
; RV32ZBB-NEXT: sub t0, t0, a2
; RV32ZBB-NEXT: sltu a2, a6, a3
; RV32ZBB-NEXT: sub t0, t0, t1
; RV32ZBB-NEXT: mv t1, a2
; RV32ZBB-NEXT: beq a1, a4, .LBB31_2
; RV32ZBB-NEXT: # %bb.1:
; RV32ZBB-NEXT: sltu t1, a1, a4
; RV32ZBB-NEXT: .LBB31_2:
; RV32ZBB-NEXT: sub a5, a7, a5
; RV32ZBB-NEXT: sub a1, a1, a4
; RV32ZBB-NEXT: sltu a4, a5, t1
; RV32ZBB-NEXT: sub a5, a5, t1
; RV32ZBB-NEXT: sub a4, t0, a4
; RV32ZBB-NEXT: sub a2, a1, a2
; RV32ZBB-NEXT: sub a1, a6, a3
; RV32ZBB-NEXT: bgez a4, .LBB31_4
; RV32ZBB-NEXT: # %bb.3:
; RV32ZBB-NEXT: snez a3, a2
; RV32ZBB-NEXT: snez a6, a1
; RV32ZBB-NEXT: neg a7, a5
; RV32ZBB-NEXT: snez a5, a5
; RV32ZBB-NEXT: or a3, a6, a3
; RV32ZBB-NEXT: add a4, a4, a5
; RV32ZBB-NEXT: add a2, a2, a6
; RV32ZBB-NEXT: sltu a6, a7, a3
; RV32ZBB-NEXT: neg a4, a4
; RV32ZBB-NEXT: sub a5, a7, a3
; RV32ZBB-NEXT: neg a2, a2
; RV32ZBB-NEXT: sub a4, a4, a6
; RV32ZBB-NEXT: neg a1, a1
; RV32ZBB-NEXT: .LBB31_4:
; RV32ZBB-NEXT: sw a1, 0(a0)
; RV32ZBB-NEXT: sw a2, 4(a0)
; RV32ZBB-NEXT: sw a5, 8(a0)
; RV32ZBB-NEXT: sw a4, 12(a0)
; RV32ZBB-NEXT: ret
;
; RV64ZBB-LABEL: abd_subnsw_i128:
; RV64ZBB: # %bb.0:
; RV64ZBB-NEXT: sltu a4, a0, a2
; RV64ZBB-NEXT: sub a1, a1, a3
; RV64ZBB-NEXT: sub a1, a1, a4
; RV64ZBB-NEXT: sub a0, a0, a2
; RV64ZBB-NEXT: bgez a1, .LBB31_2
; RV64ZBB-NEXT: # %bb.1:
; RV64ZBB-NEXT: snez a2, a0
; RV64ZBB-NEXT: add a1, a1, a2
; RV64ZBB-NEXT: neg a1, a1
; RV64ZBB-NEXT: neg a0, a0
; RV64ZBB-NEXT: .LBB31_2:
; RV64ZBB-NEXT: ret
%sub = sub nsw i128 %a, %b
%abs = call i128 @llvm.abs.i128(i128 %sub, i1 false)
ret i128 %abs
}
define i128 @abd_subnsw_i128_undef(i128 %a, i128 %b) nounwind {
; RV32I-LABEL: abd_subnsw_i128_undef:
; RV32I: # %bb.0:
; RV32I-NEXT: lw a3, 0(a2)
; RV32I-NEXT: lw a4, 4(a2)
; RV32I-NEXT: lw a5, 8(a2)
; RV32I-NEXT: lw a2, 12(a2)
; RV32I-NEXT: lw a7, 8(a1)
; RV32I-NEXT: lw t0, 12(a1)
; RV32I-NEXT: lw a6, 0(a1)
; RV32I-NEXT: lw a1, 4(a1)
; RV32I-NEXT: sltu t1, a7, a5
; RV32I-NEXT: sub t0, t0, a2
; RV32I-NEXT: sltu a2, a6, a3
; RV32I-NEXT: sub t0, t0, t1
; RV32I-NEXT: mv t1, a2
; RV32I-NEXT: beq a1, a4, .LBB32_2
; RV32I-NEXT: # %bb.1:
; RV32I-NEXT: sltu t1, a1, a4
; RV32I-NEXT: .LBB32_2:
; RV32I-NEXT: sub a5, a7, a5
; RV32I-NEXT: sub a1, a1, a4
; RV32I-NEXT: sltu a4, a5, t1
; RV32I-NEXT: sub a5, a5, t1
; RV32I-NEXT: sub a4, t0, a4
; RV32I-NEXT: sub a2, a1, a2
; RV32I-NEXT: sub a1, a6, a3
; RV32I-NEXT: bgez a4, .LBB32_4
; RV32I-NEXT: # %bb.3:
; RV32I-NEXT: snez a3, a2
; RV32I-NEXT: snez a6, a1
; RV32I-NEXT: neg a7, a5
; RV32I-NEXT: snez a5, a5
; RV32I-NEXT: or a3, a6, a3
; RV32I-NEXT: add a4, a4, a5
; RV32I-NEXT: add a2, a2, a6
; RV32I-NEXT: sltu a6, a7, a3
; RV32I-NEXT: neg a4, a4
; RV32I-NEXT: sub a5, a7, a3
; RV32I-NEXT: neg a2, a2
; RV32I-NEXT: sub a4, a4, a6
; RV32I-NEXT: neg a1, a1
; RV32I-NEXT: .LBB32_4:
; RV32I-NEXT: sw a1, 0(a0)
; RV32I-NEXT: sw a2, 4(a0)
; RV32I-NEXT: sw a5, 8(a0)
; RV32I-NEXT: sw a4, 12(a0)
; RV32I-NEXT: ret
;
; RV64I-LABEL: abd_subnsw_i128_undef:
; RV64I: # %bb.0:
; RV64I-NEXT: sltu a4, a0, a2
; RV64I-NEXT: sub a1, a1, a3
; RV64I-NEXT: sub a1, a1, a4
; RV64I-NEXT: sub a0, a0, a2
; RV64I-NEXT: bgez a1, .LBB32_2
; RV64I-NEXT: # %bb.1:
; RV64I-NEXT: snez a2, a0
; RV64I-NEXT: add a1, a1, a2
; RV64I-NEXT: neg a1, a1
; RV64I-NEXT: neg a0, a0
; RV64I-NEXT: .LBB32_2:
; RV64I-NEXT: ret
;
; RV32ZBB-LABEL: abd_subnsw_i128_undef:
; RV32ZBB: # %bb.0:
; RV32ZBB-NEXT: lw a3, 0(a2)
; RV32ZBB-NEXT: lw a4, 4(a2)
; RV32ZBB-NEXT: lw a5, 8(a2)
; RV32ZBB-NEXT: lw a2, 12(a2)
; RV32ZBB-NEXT: lw a7, 8(a1)
; RV32ZBB-NEXT: lw t0, 12(a1)
; RV32ZBB-NEXT: lw a6, 0(a1)
; RV32ZBB-NEXT: lw a1, 4(a1)
; RV32ZBB-NEXT: sltu t1, a7, a5
; RV32ZBB-NEXT: sub t0, t0, a2
; RV32ZBB-NEXT: sltu a2, a6, a3
; RV32ZBB-NEXT: sub t0, t0, t1
; RV32ZBB-NEXT: mv t1, a2
; RV32ZBB-NEXT: beq a1, a4, .LBB32_2
; RV32ZBB-NEXT: # %bb.1:
; RV32ZBB-NEXT: sltu t1, a1, a4
; RV32ZBB-NEXT: .LBB32_2:
; RV32ZBB-NEXT: sub a5, a7, a5
; RV32ZBB-NEXT: sub a1, a1, a4
; RV32ZBB-NEXT: sltu a4, a5, t1
; RV32ZBB-NEXT: sub a5, a5, t1
; RV32ZBB-NEXT: sub a4, t0, a4
; RV32ZBB-NEXT: sub a2, a1, a2
; RV32ZBB-NEXT: sub a1, a6, a3
; RV32ZBB-NEXT: bgez a4, .LBB32_4
; RV32ZBB-NEXT: # %bb.3:
; RV32ZBB-NEXT: snez a3, a2
; RV32ZBB-NEXT: snez a6, a1
; RV32ZBB-NEXT: neg a7, a5
; RV32ZBB-NEXT: snez a5, a5
; RV32ZBB-NEXT: or a3, a6, a3
; RV32ZBB-NEXT: add a4, a4, a5
; RV32ZBB-NEXT: add a2, a2, a6
; RV32ZBB-NEXT: sltu a6, a7, a3
; RV32ZBB-NEXT: neg a4, a4
; RV32ZBB-NEXT: sub a5, a7, a3
; RV32ZBB-NEXT: neg a2, a2
; RV32ZBB-NEXT: sub a4, a4, a6
; RV32ZBB-NEXT: neg a1, a1
; RV32ZBB-NEXT: .LBB32_4:
; RV32ZBB-NEXT: sw a1, 0(a0)
; RV32ZBB-NEXT: sw a2, 4(a0)
; RV32ZBB-NEXT: sw a5, 8(a0)
; RV32ZBB-NEXT: sw a4, 12(a0)
; RV32ZBB-NEXT: ret
;
; RV64ZBB-LABEL: abd_subnsw_i128_undef:
; RV64ZBB: # %bb.0:
; RV64ZBB-NEXT: sltu a4, a0, a2
; RV64ZBB-NEXT: sub a1, a1, a3
; RV64ZBB-NEXT: sub a1, a1, a4
; RV64ZBB-NEXT: sub a0, a0, a2
; RV64ZBB-NEXT: bgez a1, .LBB32_2
; RV64ZBB-NEXT: # %bb.1:
; RV64ZBB-NEXT: snez a2, a0
; RV64ZBB-NEXT: add a1, a1, a2
; RV64ZBB-NEXT: neg a1, a1
; RV64ZBB-NEXT: neg a0, a0
; RV64ZBB-NEXT: .LBB32_2:
; RV64ZBB-NEXT: ret
%sub = sub nsw i128 %a, %b
%abs = call i128 @llvm.abs.i128(i128 %sub, i1 true)
ret i128 %abs
}
;
; negative tests
;
define i32 @abd_sub_i32(i32 %a, i32 %b) nounwind {
; RV32I-LABEL: abd_sub_i32:
; RV32I: # %bb.0:
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: srai a1, a0, 31
; RV32I-NEXT: xor a0, a0, a1
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: ret
;
; RV64I-LABEL: abd_sub_i32:
; RV64I: # %bb.0:
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: sraiw a1, a0, 31
; RV64I-NEXT: xor a0, a0, a1
; RV64I-NEXT: subw a0, a0, a1
; RV64I-NEXT: ret
;
; RV32ZBB-LABEL: abd_sub_i32:
; RV32ZBB: # %bb.0:
; RV32ZBB-NEXT: sub a0, a0, a1
; RV32ZBB-NEXT: neg a1, a0
; RV32ZBB-NEXT: max a0, a0, a1
; RV32ZBB-NEXT: ret
;
; RV64ZBB-LABEL: abd_sub_i32:
; RV64ZBB: # %bb.0:
; RV64ZBB-NEXT: subw a0, a0, a1
; RV64ZBB-NEXT: negw a1, a0
; RV64ZBB-NEXT: max a0, a0, a1
; RV64ZBB-NEXT: ret
%sub = sub i32 %a, %b
%abs = call i32 @llvm.abs.i32(i32 %sub, i1 false)
ret i32 %abs
}
;
; sub(select(icmp(a,b),a,b),select(icmp(a,b),b,a)) -> abds(a,b)
;
define i8 @abd_select_i8(i8 %a, i8 %b) nounwind {
; RV32I-LABEL: abd_select_i8:
; RV32I: # %bb.0:
; RV32I-NEXT: slli a1, a1, 24
; RV32I-NEXT: slli a0, a0, 24
; RV32I-NEXT: srai a1, a1, 24
; RV32I-NEXT: srai a0, a0, 24
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: srai a1, a0, 31
; RV32I-NEXT: xor a0, a0, a1
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: ret
;
; RV64I-LABEL: abd_select_i8:
; RV64I: # %bb.0:
; RV64I-NEXT: slli a1, a1, 56
; RV64I-NEXT: slli a0, a0, 56
; RV64I-NEXT: srai a1, a1, 56
; RV64I-NEXT: srai a0, a0, 56
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: srai a1, a0, 63
; RV64I-NEXT: xor a0, a0, a1
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: ret
;
; ZBB-LABEL: abd_select_i8:
; ZBB: # %bb.0:
; ZBB-NEXT: sext.b a1, a1
; ZBB-NEXT: sext.b a0, a0
; ZBB-NEXT: min a2, a0, a1
; ZBB-NEXT: max a0, a0, a1
; ZBB-NEXT: sub a0, a0, a2
; ZBB-NEXT: ret
%cmp = icmp slt i8 %a, %b
%ab = select i1 %cmp, i8 %a, i8 %b
%ba = select i1 %cmp, i8 %b, i8 %a
%sub = sub i8 %ba, %ab
ret i8 %sub
}
define i16 @abd_select_i16(i16 %a, i16 %b) nounwind {
; RV32I-LABEL: abd_select_i16:
; RV32I: # %bb.0:
; RV32I-NEXT: slli a1, a1, 16
; RV32I-NEXT: slli a0, a0, 16
; RV32I-NEXT: srai a1, a1, 16
; RV32I-NEXT: srai a0, a0, 16
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: srai a1, a0, 31
; RV32I-NEXT: xor a0, a0, a1
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: ret
;
; RV64I-LABEL: abd_select_i16:
; RV64I: # %bb.0:
; RV64I-NEXT: slli a1, a1, 48
; RV64I-NEXT: slli a0, a0, 48
; RV64I-NEXT: srai a1, a1, 48
; RV64I-NEXT: srai a0, a0, 48
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: srai a1, a0, 63
; RV64I-NEXT: xor a0, a0, a1
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: ret
;
; ZBB-LABEL: abd_select_i16:
; ZBB: # %bb.0:
; ZBB-NEXT: sext.h a1, a1
; ZBB-NEXT: sext.h a0, a0
; ZBB-NEXT: min a2, a0, a1
; ZBB-NEXT: max a0, a0, a1
; ZBB-NEXT: sub a0, a0, a2
; ZBB-NEXT: ret
%cmp = icmp sle i16 %a, %b
%ab = select i1 %cmp, i16 %a, i16 %b
%ba = select i1 %cmp, i16 %b, i16 %a
%sub = sub i16 %ba, %ab
ret i16 %sub
}
define i32 @abd_select_i32(i32 %a, i32 %b) nounwind {
; RV32I-LABEL: abd_select_i32:
; RV32I: # %bb.0:
; RV32I-NEXT: blt a1, a0, .LBB36_2
; RV32I-NEXT: # %bb.1:
; RV32I-NEXT: sub a0, a1, a0
; RV32I-NEXT: ret
; RV32I-NEXT: .LBB36_2:
; RV32I-NEXT: sub a0, a0, a1
; RV32I-NEXT: ret
;
; RV64I-LABEL: abd_select_i32:
; RV64I: # %bb.0:
; RV64I-NEXT: sext.w a1, a1
; RV64I-NEXT: sext.w a0, a0
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: srai a1, a0, 63
; RV64I-NEXT: xor a0, a0, a1
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: ret
;
; RV32ZBB-LABEL: abd_select_i32:
; RV32ZBB: # %bb.0:
; RV32ZBB-NEXT: min a2, a0, a1
; RV32ZBB-NEXT: max a0, a0, a1
; RV32ZBB-NEXT: sub a0, a0, a2
; RV32ZBB-NEXT: ret
;
; RV64ZBB-LABEL: abd_select_i32:
; RV64ZBB: # %bb.0:
; RV64ZBB-NEXT: sext.w a1, a1
; RV64ZBB-NEXT: sext.w a0, a0
; RV64ZBB-NEXT: min a2, a0, a1
; RV64ZBB-NEXT: max a0, a0, a1
; RV64ZBB-NEXT: sub a0, a0, a2
; RV64ZBB-NEXT: ret
%cmp = icmp sgt i32 %a, %b
%ab = select i1 %cmp, i32 %a, i32 %b
%ba = select i1 %cmp, i32 %b, i32 %a
%sub = sub i32 %ab, %ba
ret i32 %sub
}
define i64 @abd_select_i64(i64 %a, i64 %b) nounwind {
; RV32I-LABEL: abd_select_i64:
; RV32I: # %bb.0:
; RV32I-NEXT: sltu a4, a2, a0
; RV32I-NEXT: mv a5, a4
; RV32I-NEXT: beq a1, a3, .LBB37_2
; RV32I-NEXT: # %bb.1:
; RV32I-NEXT: slt a5, a3, a1
; RV32I-NEXT: .LBB37_2:
; RV32I-NEXT: bnez a5, .LBB37_4
; RV32I-NEXT: # %bb.3:
; RV32I-NEXT: sub a1, a3, a1
; RV32I-NEXT: sub a1, a1, a4
; RV32I-NEXT: sub a0, a2, a0
; RV32I-NEXT: ret
; RV32I-NEXT: .LBB37_4:
; RV32I-NEXT: sltu a4, a0, a2
; RV32I-NEXT: sub a1, a1, a3
; RV32I-NEXT: sub a1, a1, a4
; RV32I-NEXT: sub a0, a0, a2
; RV32I-NEXT: ret
;
; RV64I-LABEL: abd_select_i64:
; RV64I: # %bb.0:
; RV64I-NEXT: blt a1, a0, .LBB37_2
; RV64I-NEXT: # %bb.1:
; RV64I-NEXT: sub a0, a1, a0
; RV64I-NEXT: ret
; RV64I-NEXT: .LBB37_2:
; RV64I-NEXT: sub a0, a0, a1
; RV64I-NEXT: ret
;
; RV32ZBB-LABEL: abd_select_i64:
; RV32ZBB: # %bb.0:
; RV32ZBB-NEXT: sltu a4, a2, a0
; RV32ZBB-NEXT: mv a5, a4
; RV32ZBB-NEXT: beq a1, a3, .LBB37_2
; RV32ZBB-NEXT: # %bb.1:
; RV32ZBB-NEXT: slt a5, a3, a1
; RV32ZBB-NEXT: .LBB37_2:
; RV32ZBB-NEXT: bnez a5, .LBB37_4
; RV32ZBB-NEXT: # %bb.3:
; RV32ZBB-NEXT: sub a1, a3, a1
; RV32ZBB-NEXT: sub a1, a1, a4
; RV32ZBB-NEXT: sub a0, a2, a0
; RV32ZBB-NEXT: ret
; RV32ZBB-NEXT: .LBB37_4:
; RV32ZBB-NEXT: sltu a4, a0, a2
; RV32ZBB-NEXT: sub a1, a1, a3
; RV32ZBB-NEXT: sub a1, a1, a4
; RV32ZBB-NEXT: sub a0, a0, a2
; RV32ZBB-NEXT: ret
;
; RV64ZBB-LABEL: abd_select_i64:
; RV64ZBB: # %bb.0:
; RV64ZBB-NEXT: min a2, a0, a1
; RV64ZBB-NEXT: max a0, a0, a1
; RV64ZBB-NEXT: sub a0, a0, a2
; RV64ZBB-NEXT: ret
%cmp = icmp sge i64 %a, %b
%ab = select i1 %cmp, i64 %a, i64 %b
%ba = select i1 %cmp, i64 %b, i64 %a
%sub = sub i64 %ab, %ba
ret i64 %sub
}
define i128 @abd_select_i128(i128 %a, i128 %b) nounwind {
; RV32I-LABEL: abd_select_i128:
; RV32I: # %bb.0:
; RV32I-NEXT: lw a3, 0(a1)
; RV32I-NEXT: lw a4, 4(a1)
; RV32I-NEXT: lw a5, 8(a1)
; RV32I-NEXT: lw a7, 12(a1)
; RV32I-NEXT: lw a1, 0(a2)
; RV32I-NEXT: lw a6, 8(a2)
; RV32I-NEXT: lw t1, 12(a2)
; RV32I-NEXT: lw a2, 4(a2)
; RV32I-NEXT: sltu t0, a6, a5
; RV32I-NEXT: mv t4, t0
; RV32I-NEXT: beq a7, t1, .LBB38_2
; RV32I-NEXT: # %bb.1:
; RV32I-NEXT: slt t4, t1, a7
; RV32I-NEXT: .LBB38_2:
; RV32I-NEXT: sltu t2, a1, a3
; RV32I-NEXT: sltu t5, a2, a4
; RV32I-NEXT: mv t3, t2
; RV32I-NEXT: beq a4, a2, .LBB38_4
; RV32I-NEXT: # %bb.3:
; RV32I-NEXT: mv t3, t5
; RV32I-NEXT: .LBB38_4:
; RV32I-NEXT: addi sp, sp, -16
; RV32I-NEXT: sw s0, 12(sp) # 4-byte Folded Spill
; RV32I-NEXT: xor t6, a7, t1
; RV32I-NEXT: xor s0, a5, a6
; RV32I-NEXT: or t6, s0, t6
; RV32I-NEXT: beqz t6, .LBB38_6
; RV32I-NEXT: # %bb.5:
; RV32I-NEXT: mv t3, t4
; RV32I-NEXT: .LBB38_6:
; RV32I-NEXT: mv t4, t2
; RV32I-NEXT: beq a2, a4, .LBB38_8
; RV32I-NEXT: # %bb.7:
; RV32I-NEXT: mv t4, t5
; RV32I-NEXT: .LBB38_8:
; RV32I-NEXT: sltu t5, a3, a1
; RV32I-NEXT: mv t6, t5
; RV32I-NEXT: beq a4, a2, .LBB38_10
; RV32I-NEXT: # %bb.9:
; RV32I-NEXT: sltu t6, a4, a2
; RV32I-NEXT: .LBB38_10:
; RV32I-NEXT: bnez t3, .LBB38_12
; RV32I-NEXT: # %bb.11:
; RV32I-NEXT: sub a7, t1, a7
; RV32I-NEXT: sub a5, a6, a5
; RV32I-NEXT: sub a1, a1, a3
; RV32I-NEXT: sub a2, a2, a4
; RV32I-NEXT: sub a4, a7, t0
; RV32I-NEXT: sltu a6, a5, t4
; RV32I-NEXT: sub a3, a2, t2
; RV32I-NEXT: sub a2, a4, a6
; RV32I-NEXT: sub a4, a5, t4
; RV32I-NEXT: j .LBB38_13
; RV32I-NEXT: .LBB38_12:
; RV32I-NEXT: sltu t0, a5, a6
; RV32I-NEXT: sub a7, a7, t1
; RV32I-NEXT: sub a5, a5, a6
; RV32I-NEXT: sub a1, a3, a1
; RV32I-NEXT: sub a4, a4, a2
; RV32I-NEXT: sub a2, a7, t0
; RV32I-NEXT: sltu a6, a5, t6
; RV32I-NEXT: sub a3, a4, t5
; RV32I-NEXT: sub a2, a2, a6
; RV32I-NEXT: sub a4, a5, t6
; RV32I-NEXT: .LBB38_13:
; RV32I-NEXT: sw a1, 0(a0)
; RV32I-NEXT: sw a3, 4(a0)
; RV32I-NEXT: sw a4, 8(a0)
; RV32I-NEXT: sw a2, 12(a0)
; RV32I-NEXT: lw s0, 12(sp) # 4-byte Folded Reload
; RV32I-NEXT: addi sp, sp, 16
; RV32I-NEXT: ret
;
; RV64I-LABEL: abd_select_i128:
; RV64I: # %bb.0:
; RV64I-NEXT: sltu a4, a2, a0
; RV64I-NEXT: mv a5, a4
; RV64I-NEXT: beq a1, a3, .LBB38_2
; RV64I-NEXT: # %bb.1:
; RV64I-NEXT: slt a5, a3, a1
; RV64I-NEXT: .LBB38_2:
; RV64I-NEXT: bnez a5, .LBB38_4
; RV64I-NEXT: # %bb.3:
; RV64I-NEXT: sub a1, a3, a1
; RV64I-NEXT: sub a1, a1, a4
; RV64I-NEXT: sub a0, a2, a0
; RV64I-NEXT: ret
; RV64I-NEXT: .LBB38_4:
; RV64I-NEXT: sltu a4, a0, a2
; RV64I-NEXT: sub a1, a1, a3
; RV64I-NEXT: sub a1, a1, a4
; RV64I-NEXT: sub a0, a0, a2
; RV64I-NEXT: ret
;
; RV32ZBB-LABEL: abd_select_i128:
; RV32ZBB: # %bb.0:
; RV32ZBB-NEXT: lw a3, 0(a1)
; RV32ZBB-NEXT: lw a4, 4(a1)
; RV32ZBB-NEXT: lw a5, 8(a1)
; RV32ZBB-NEXT: lw a7, 12(a1)
; RV32ZBB-NEXT: lw a1, 0(a2)
; RV32ZBB-NEXT: lw a6, 8(a2)
; RV32ZBB-NEXT: lw t1, 12(a2)
; RV32ZBB-NEXT: lw a2, 4(a2)
; RV32ZBB-NEXT: sltu t0, a6, a5
; RV32ZBB-NEXT: mv t4, t0
; RV32ZBB-NEXT: beq a7, t1, .LBB38_2
; RV32ZBB-NEXT: # %bb.1:
; RV32ZBB-NEXT: slt t4, t1, a7
; RV32ZBB-NEXT: .LBB38_2:
; RV32ZBB-NEXT: sltu t2, a1, a3
; RV32ZBB-NEXT: sltu t5, a2, a4
; RV32ZBB-NEXT: mv t3, t2
; RV32ZBB-NEXT: beq a4, a2, .LBB38_4
; RV32ZBB-NEXT: # %bb.3:
; RV32ZBB-NEXT: mv t3, t5
; RV32ZBB-NEXT: .LBB38_4:
; RV32ZBB-NEXT: addi sp, sp, -16
; RV32ZBB-NEXT: sw s0, 12(sp) # 4-byte Folded Spill
; RV32ZBB-NEXT: xor t6, a7, t1
; RV32ZBB-NEXT: xor s0, a5, a6
; RV32ZBB-NEXT: or t6, s0, t6
; RV32ZBB-NEXT: beqz t6, .LBB38_6
; RV32ZBB-NEXT: # %bb.5:
; RV32ZBB-NEXT: mv t3, t4
; RV32ZBB-NEXT: .LBB38_6:
; RV32ZBB-NEXT: mv t4, t2
; RV32ZBB-NEXT: beq a2, a4, .LBB38_8
; RV32ZBB-NEXT: # %bb.7:
; RV32ZBB-NEXT: mv t4, t5
; RV32ZBB-NEXT: .LBB38_8:
; RV32ZBB-NEXT: sltu t5, a3, a1
; RV32ZBB-NEXT: mv t6, t5
; RV32ZBB-NEXT: beq a4, a2, .LBB38_10
; RV32ZBB-NEXT: # %bb.9:
; RV32ZBB-NEXT: sltu t6, a4, a2
; RV32ZBB-NEXT: .LBB38_10:
; RV32ZBB-NEXT: bnez t3, .LBB38_12
; RV32ZBB-NEXT: # %bb.11:
; RV32ZBB-NEXT: sub a7, t1, a7
; RV32ZBB-NEXT: sub a5, a6, a5
; RV32ZBB-NEXT: sub a1, a1, a3
; RV32ZBB-NEXT: sub a2, a2, a4
; RV32ZBB-NEXT: sub a4, a7, t0
; RV32ZBB-NEXT: sltu a6, a5, t4
; RV32ZBB-NEXT: sub a3, a2, t2
; RV32ZBB-NEXT: sub a2, a4, a6
; RV32ZBB-NEXT: sub a4, a5, t4
; RV32ZBB-NEXT: j .LBB38_13
; RV32ZBB-NEXT: .LBB38_12:
; RV32ZBB-NEXT: sltu t0, a5, a6
; RV32ZBB-NEXT: sub a7, a7, t1
; RV32ZBB-NEXT: sub a5, a5, a6
; RV32ZBB-NEXT: sub a1, a3, a1
; RV32ZBB-NEXT: sub a4, a4, a2
; RV32ZBB-NEXT: sub a2, a7, t0
; RV32ZBB-NEXT: sltu a6, a5, t6
; RV32ZBB-NEXT: sub a3, a4, t5
; RV32ZBB-NEXT: sub a2, a2, a6
; RV32ZBB-NEXT: sub a4, a5, t6
; RV32ZBB-NEXT: .LBB38_13:
; RV32ZBB-NEXT: sw a1, 0(a0)
; RV32ZBB-NEXT: sw a3, 4(a0)
; RV32ZBB-NEXT: sw a4, 8(a0)
; RV32ZBB-NEXT: sw a2, 12(a0)
; RV32ZBB-NEXT: lw s0, 12(sp) # 4-byte Folded Reload
; RV32ZBB-NEXT: addi sp, sp, 16
; RV32ZBB-NEXT: ret
;
; RV64ZBB-LABEL: abd_select_i128:
; RV64ZBB: # %bb.0:
; RV64ZBB-NEXT: sltu a4, a2, a0
; RV64ZBB-NEXT: mv a5, a4
; RV64ZBB-NEXT: beq a1, a3, .LBB38_2
; RV64ZBB-NEXT: # %bb.1:
; RV64ZBB-NEXT: slt a5, a3, a1
; RV64ZBB-NEXT: .LBB38_2:
; RV64ZBB-NEXT: bnez a5, .LBB38_4
; RV64ZBB-NEXT: # %bb.3:
; RV64ZBB-NEXT: sub a1, a3, a1
; RV64ZBB-NEXT: sub a1, a1, a4
; RV64ZBB-NEXT: sub a0, a2, a0
; RV64ZBB-NEXT: ret
; RV64ZBB-NEXT: .LBB38_4:
; RV64ZBB-NEXT: sltu a4, a0, a2
; RV64ZBB-NEXT: sub a1, a1, a3
; RV64ZBB-NEXT: sub a1, a1, a4
; RV64ZBB-NEXT: sub a0, a0, a2
; RV64ZBB-NEXT: ret
%cmp = icmp slt i128 %a, %b
%ab = select i1 %cmp, i128 %a, i128 %b
%ba = select i1 %cmp, i128 %b, i128 %a
%sub = sub i128 %ba, %ab
ret i128 %sub
}
declare i8 @llvm.abs.i8(i8, i1)
declare i16 @llvm.abs.i16(i16, i1)
declare i32 @llvm.abs.i32(i32, i1)
declare i64 @llvm.abs.i64(i64, i1)
declare i128 @llvm.abs.i128(i128, i1)
declare i8 @llvm.smax.i8(i8, i8)
declare i16 @llvm.smax.i16(i16, i16)
declare i32 @llvm.smax.i32(i32, i32)
declare i64 @llvm.smax.i64(i64, i64)
declare i8 @llvm.smin.i8(i8, i8)
declare i16 @llvm.smin.i16(i16, i16)
declare i32 @llvm.smin.i32(i32, i32)
declare i64 @llvm.smin.i64(i64, i64)