From 0277f849c36ab6fe122b4fa1ae739e82869b5613 Mon Sep 17 00:00:00 2001 From: Craig Topper Date: Tue, 3 Jan 2023 12:17:46 -0800 Subject: [PATCH] [M68k] Regenerate divide-by-constant.ll. NFC Division algorithm was improved by D140750. Fixes #59791. --- llvm/test/CodeGen/M68k/Arith/divide-by-constant.ll | 10 +++------- 1 file changed, 3 insertions(+), 7 deletions(-) diff --git a/llvm/test/CodeGen/M68k/Arith/divide-by-constant.ll b/llvm/test/CodeGen/M68k/Arith/divide-by-constant.ll index 4711ff6..9976875 100644 --- a/llvm/test/CodeGen/M68k/Arith/divide-by-constant.ll +++ b/llvm/test/CodeGen/M68k/Arith/divide-by-constant.ll @@ -39,10 +39,9 @@ define zeroext i8 @test3(i8 zeroext %x, i8 zeroext %c) { ; CHECK-NEXT: ; %bb.0: ; %entry ; CHECK-NEXT: move.b (11,%sp), %d0 ; CHECK-NEXT: and.l #255, %d0 -; CHECK-NEXT: mulu #-21845, %d0 +; CHECK-NEXT: mulu #21846, %d0 ; CHECK-NEXT: lsr.l #8, %d0 ; CHECK-NEXT: lsr.l #8, %d0 -; CHECK-NEXT: lsr.w #1, %d0 ; CHECK-NEXT: and.l #65535, %d0 ; CHECK-NEXT: rts entry: @@ -127,11 +126,9 @@ define i8 @test8(i8 %x) nounwind { ; CHECK: ; %bb.0: ; CHECK-NEXT: move.b (7,%sp), %d0 ; CHECK-NEXT: and.l #255, %d0 -; CHECK-NEXT: lsr.w #1, %d0 -; CHECK-NEXT: mulu #26887, %d0 +; CHECK-NEXT: mulu #841, %d0 ; CHECK-NEXT: lsr.l #8, %d0 ; CHECK-NEXT: lsr.l #8, %d0 -; CHECK-NEXT: lsr.w #4, %d0 ; CHECK-NEXT: ; kill: def $bd0 killed $bd0 killed $d0 ; CHECK-NEXT: rts %div = udiv i8 %x, 78 @@ -143,10 +140,9 @@ define i8 @test9(i8 %x) nounwind { ; CHECK: ; %bb.0: ; CHECK-NEXT: move.b (7,%sp), %d0 ; CHECK-NEXT: and.l #255, %d0 -; CHECK-NEXT: mulu #18079, %d0 +; CHECK-NEXT: mulu #565, %d0 ; CHECK-NEXT: lsr.l #8, %d0 ; CHECK-NEXT: lsr.l #8, %d0 -; CHECK-NEXT: lsr.w #5, %d0 ; CHECK-NEXT: ; kill: def $bd0 killed $bd0 killed $d0 ; CHECK-NEXT: rts %div = udiv i8 %x, 116 -- 2.7.4