1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc < %s -mtriple=i686-- | FileCheck %s 3 4; Don't duplicate the load. 5 6define fastcc i32 @foo(i32* %p) nounwind { 7; CHECK-LABEL: foo: 8; CHECK: # %bb.0: 9; CHECK-NEXT: movl (%ecx), %eax 10; CHECK-NEXT: andl $10, %eax 11; CHECK-NEXT: je .LBB0_2 12; CHECK-NEXT: # %bb.1: # %bb63 13; CHECK-NEXT: retl 14; CHECK-NEXT: .LBB0_2: # %bb76 15; CHECK-NEXT: xorl %eax, %eax 16; CHECK-NEXT: retl 17 %t0 = load i32, i32* %p 18 %t2 = and i32 %t0, 10 19 %t3 = icmp ne i32 %t2, 0 20 br i1 %t3, label %bb63, label %bb76 21bb63: 22 ret i32 %t2 23bb76: 24 ret i32 0 25} 26 27define fastcc double @bar(i32 %hash, double %x, double %y) nounwind { 28; CHECK-LABEL: bar: 29; CHECK: # %bb.0: # %entry 30; CHECK-NEXT: pushl %ebp 31; CHECK-NEXT: movl %esp, %ebp 32; CHECK-NEXT: andl $-8, %esp 33; CHECK-NEXT: fldl 16(%ebp) 34; CHECK-NEXT: fldl 8(%ebp) 35; CHECK-NEXT: movl %ecx, %eax 36; CHECK-NEXT: andl $15, %eax 37; CHECK-NEXT: cmpl $8, %eax 38; CHECK-NEXT: jb .LBB1_2 39; CHECK-NEXT: # %bb.1: # %bb10 40; CHECK-NEXT: testb $1, %cl 41; CHECK-NEXT: je .LBB1_3 42; CHECK-NEXT: .LBB1_2: # %bb11 43; CHECK-NEXT: fchs 44; CHECK-NEXT: .LBB1_3: # %bb13 45; CHECK-NEXT: testb $2, %cl 46; CHECK-NEXT: je .LBB1_5 47; CHECK-NEXT: # %bb.4: # %bb14 48; CHECK-NEXT: fxch %st(1) 49; CHECK-NEXT: fchs 50; CHECK-NEXT: fxch %st(1) 51; CHECK-NEXT: .LBB1_5: # %bb16 52; CHECK-NEXT: faddp %st, %st(1) 53; CHECK-NEXT: movl %ebp, %esp 54; CHECK-NEXT: popl %ebp 55; CHECK-NEXT: retl 56entry: 57 %0 = and i32 %hash, 15 58 %1 = icmp ult i32 %0, 8 59 br i1 %1, label %bb11, label %bb10 60 61bb10: 62 %2 = and i32 %hash, 1 63 %3 = icmp eq i32 %2, 0 64 br i1 %3, label %bb13, label %bb11 65 66bb11: 67 %4 = fsub double -0.000000e+00, %x 68 br label %bb13 69 70bb13: 71 %iftmp.9.0 = phi double [ %4, %bb11 ], [ %x, %bb10 ] 72 %5 = and i32 %hash, 2 73 %6 = icmp eq i32 %5, 0 74 br i1 %6, label %bb16, label %bb14 75 76bb14: 77 %7 = fsub double -0.000000e+00, %y 78 br label %bb16 79 80bb16: 81 %iftmp.10.0 = phi double [ %7, %bb14 ], [ %y, %bb13 ] 82 %8 = fadd double %iftmp.9.0, %iftmp.10.0 83 ret double %8 84} 85