; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-- | FileCheck %s
; Don't optimize away zext-inreg and sext-inreg on the loop induction
; variable, because it isn't safe to do so in these cases.
define void @count_up(ptr %d, i64 %n) nounwind {
; CHECK-LABEL: count_up:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: movl $10, %eax
; CHECK-NEXT: movsd {{.*#+}} xmm0 = [1.0000000000000001E-1,0.0E+0]
; CHECK-NEXT: movsd {{.*#+}} xmm1 = [2.2999999999999998E+0,0.0E+0]
; CHECK-NEXT: movsd {{.*#+}} xmm2 = [4.5E+0,0.0E+0]
; CHECK-NEXT: .p2align 4, 0x90
; CHECK-NEXT: .LBB0_1: # %loop
; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
; CHECK-NEXT: movzbl %al, %ecx
; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
; CHECK-NEXT: mulsd %xmm0, %xmm3
; CHECK-NEXT: movsd %xmm3, (%rdi,%rcx,8)
; CHECK-NEXT: movl %eax, %ecx
; CHECK-NEXT: andl $16777215, %ecx # imm = 0xFFFFFF
; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
; CHECK-NEXT: mulsd %xmm1, %xmm3
; CHECK-NEXT: movsd %xmm3, (%rdi,%rcx,8)
; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
; CHECK-NEXT: mulsd %xmm2, %xmm3
; CHECK-NEXT: movsd %xmm3, (%rdi,%rax,8)
; CHECK-NEXT: incq %rax
; CHECK-NEXT: jne .LBB0_1
; CHECK-NEXT: # %bb.2: # %return
; CHECK-NEXT: retq
entry:
br label %loop
loop:
%indvar = phi i64 [ 10, %entry ], [ %indvar.next, %loop ]
%indvar.i8 = and i64 %indvar, 255
%t0 = getelementptr double, ptr %d, i64 %indvar.i8
%t1 = load double, ptr %t0
%t2 = fmul double %t1, 0.1
store double %t2, ptr %t0
%indvar.i24 = and i64 %indvar, 16777215
%t3 = getelementptr double, ptr %d, i64 %indvar.i24
%t4 = load double, ptr %t3
%t5 = fmul double %t4, 2.3
store double %t5, ptr %t3
%t6 = getelementptr double, ptr %d, i64 %indvar
%t7 = load double, ptr %t6
%t8 = fmul double %t7, 4.5
store double %t8, ptr %t6
%indvar.next = add i64 %indvar, 1
%exitcond = icmp eq i64 %indvar.next, 0
br i1 %exitcond, label %return, label %loop
return:
ret void
}
define void @count_down(ptr %d, i64 %n) nounwind {
; CHECK-LABEL: count_down:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: movl $10, %eax
; CHECK-NEXT: movsd {{.*#+}} xmm0 = [1.0000000000000001E-1,0.0E+0]
; CHECK-NEXT: movsd {{.*#+}} xmm1 = [2.2999999999999998E+0,0.0E+0]
; CHECK-NEXT: movsd {{.*#+}} xmm2 = [4.5E+0,0.0E+0]
; CHECK-NEXT: .p2align 4, 0x90
; CHECK-NEXT: .LBB1_1: # %loop
; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
; CHECK-NEXT: movzbl %al, %ecx
; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
; CHECK-NEXT: mulsd %xmm0, %xmm3
; CHECK-NEXT: movsd %xmm3, (%rdi,%rcx,8)
; CHECK-NEXT: movl %eax, %ecx
; CHECK-NEXT: andl $16777215, %ecx # imm = 0xFFFFFF
; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
; CHECK-NEXT: mulsd %xmm1, %xmm3
; CHECK-NEXT: movsd %xmm3, (%rdi,%rcx,8)
; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
; CHECK-NEXT: mulsd %xmm2, %xmm3
; CHECK-NEXT: movsd %xmm3, (%rdi,%rax,8)
; CHECK-NEXT: decq %rax
; CHECK-NEXT: cmpq $20, %rax
; CHECK-NEXT: jne .LBB1_1
; CHECK-NEXT: # %bb.2: # %return
; CHECK-NEXT: retq
entry:
br label %loop
loop:
%indvar = phi i64 [ 10, %entry ], [ %indvar.next, %loop ]
%indvar.i8 = and i64 %indvar, 255
%t0 = getelementptr double, ptr %d, i64 %indvar.i8
%t1 = load double, ptr %t0
%t2 = fmul double %t1, 0.1
store double %t2, ptr %t0
%indvar.i24 = and i64 %indvar, 16777215
%t3 = getelementptr double, ptr %d, i64 %indvar.i24
%t4 = load double, ptr %t3
%t5 = fmul double %t4, 2.3
store double %t5, ptr %t3
%t6 = getelementptr double, ptr %d, i64 %indvar
%t7 = load double, ptr %t6
%t8 = fmul double %t7, 4.5
store double %t8, ptr %t6
%indvar.next = sub i64 %indvar, 1
%exitcond = icmp eq i64 %indvar.next, 20
br i1 %exitcond, label %return, label %loop
return:
ret void
}
define void @count_up_signed(ptr %d, i64 %n) nounwind {
; CHECK-LABEL: count_up_signed:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: movl $10, %eax
; CHECK-NEXT: movl $167772160, %ecx # imm = 0xA000000
; CHECK-NEXT: movl $2560, %edx # imm = 0xA00
; CHECK-NEXT: movsd {{.*#+}} xmm0 = [1.0000000000000001E-1,0.0E+0]
; CHECK-NEXT: movsd {{.*#+}} xmm1 = [2.2999999999999998E+0,0.0E+0]
; CHECK-NEXT: movsd {{.*#+}} xmm2 = [4.5E+0,0.0E+0]
; CHECK-NEXT: .p2align 4, 0x90
; CHECK-NEXT: .LBB2_1: # %loop
; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
; CHECK-NEXT: movq %rdx, %rsi
; CHECK-NEXT: sarq $8, %rsi
; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
; CHECK-NEXT: mulsd %xmm0, %xmm3
; CHECK-NEXT: movsd %xmm3, (%rdi,%rsi,8)
; CHECK-NEXT: movq %rcx, %rsi
; CHECK-NEXT: sarq $24, %rsi
; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
; CHECK-NEXT: mulsd %xmm1, %xmm3
; CHECK-NEXT: movsd %xmm3, (%rdi,%rsi,8)
; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
; CHECK-NEXT: mulsd %xmm2, %xmm3
; CHECK-NEXT: movsd %xmm3, (%rdi,%rax,8)
; CHECK-NEXT: addq $16777216, %rcx # imm = 0x1000000
; CHECK-NEXT: addq $256, %rdx # imm = 0x100
; CHECK-NEXT: incq %rax
; CHECK-NEXT: jne .LBB2_1
; CHECK-NEXT: # %bb.2: # %return
; CHECK-NEXT: retq
entry:
br label %loop
loop:
%indvar = phi i64 [ 10, %entry ], [ %indvar.next, %loop ]
%s0 = shl i64 %indvar, 8
%indvar.i8 = ashr i64 %s0, 8
%t0 = getelementptr double, ptr %d, i64 %indvar.i8
%t1 = load double, ptr %t0
%t2 = fmul double %t1, 0.1
store double %t2, ptr %t0
%s1 = shl i64 %indvar, 24
%indvar.i24 = ashr i64 %s1, 24
%t3 = getelementptr double, ptr %d, i64 %indvar.i24
%t4 = load double, ptr %t3
%t5 = fmul double %t4, 2.3
store double %t5, ptr %t3
%t6 = getelementptr double, ptr %d, i64 %indvar
%t7 = load double, ptr %t6
%t8 = fmul double %t7, 4.5
store double %t8, ptr %t6
%indvar.next = add i64 %indvar, 1
%exitcond = icmp eq i64 %indvar.next, 0
br i1 %exitcond, label %return, label %loop
return:
ret void
}
define void @count_down_signed(ptr %d, i64 %n) nounwind {
; CHECK-LABEL: count_down_signed:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: movq $-10, %rax
; CHECK-NEXT: movl $167772160, %ecx # imm = 0xA000000
; CHECK-NEXT: movl $2560, %edx # imm = 0xA00
; CHECK-NEXT: movsd {{.*#+}} xmm0 = [1.0000000000000001E-1,0.0E+0]
; CHECK-NEXT: movsd {{.*#+}} xmm1 = [2.2999999999999998E+0,0.0E+0]
; CHECK-NEXT: movsd {{.*#+}} xmm2 = [4.5E+0,0.0E+0]
; CHECK-NEXT: .p2align 4, 0x90
; CHECK-NEXT: .LBB3_1: # %loop
; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
; CHECK-NEXT: movq %rdx, %rsi
; CHECK-NEXT: sarq $8, %rsi
; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
; CHECK-NEXT: mulsd %xmm0, %xmm3
; CHECK-NEXT: movsd %xmm3, (%rdi,%rsi,8)
; CHECK-NEXT: movq %rcx, %rsi
; CHECK-NEXT: sarq $24, %rsi
; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
; CHECK-NEXT: mulsd %xmm1, %xmm3
; CHECK-NEXT: movsd %xmm3, (%rdi,%rsi,8)
; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
; CHECK-NEXT: mulsd %xmm2, %xmm3
; CHECK-NEXT: movsd %xmm3, 160(%rdi,%rax,8)
; CHECK-NEXT: addq $-16777216, %rcx # imm = 0xFF000000
; CHECK-NEXT: addq $-256, %rdx
; CHECK-NEXT: decq %rax
; CHECK-NEXT: jne .LBB3_1
; CHECK-NEXT: # %bb.2: # %return
; CHECK-NEXT: retq
entry:
br label %loop
loop:
%indvar = phi i64 [ 10, %entry ], [ %indvar.next, %loop ]
%s0 = shl i64 %indvar, 8
%indvar.i8 = ashr i64 %s0, 8
%t0 = getelementptr double, ptr %d, i64 %indvar.i8
%t1 = load double, ptr %t0
%t2 = fmul double %t1, 0.1
store double %t2, ptr %t0
%s1 = shl i64 %indvar, 24
%indvar.i24 = ashr i64 %s1, 24
%t3 = getelementptr double, ptr %d, i64 %indvar.i24
%t4 = load double, ptr %t3
%t5 = fmul double %t4, 2.3
store double %t5, ptr %t3
%t6 = getelementptr double, ptr %d, i64 %indvar
%t7 = load double, ptr %t6
%t8 = fmul double %t7, 4.5
store double %t8, ptr %t6
%indvar.next = sub i64 %indvar, 1
%exitcond = icmp eq i64 %indvar.next, 20
br i1 %exitcond, label %return, label %loop
return:
ret void
}
define void @another_count_up(ptr %d, i64 %n) nounwind {
; CHECK-LABEL: another_count_up:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: xorl %eax, %eax
; CHECK-NEXT: movsd {{.*#+}} xmm0 = [1.0000000000000001E-1,0.0E+0]
; CHECK-NEXT: movsd {{.*#+}} xmm1 = [2.2999999999999998E+0,0.0E+0]
; CHECK-NEXT: movsd {{.*#+}} xmm2 = [4.5E+0,0.0E+0]
; CHECK-NEXT: .p2align 4, 0x90
; CHECK-NEXT: .LBB4_1: # %loop
; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
; CHECK-NEXT: movzbl %al, %ecx
; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
; CHECK-NEXT: mulsd %xmm0, %xmm3
; CHECK-NEXT: movsd %xmm3, (%rdi,%rcx,8)
; CHECK-NEXT: movl %eax, %ecx
; CHECK-NEXT: andl $16777215, %ecx # imm = 0xFFFFFF
; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
; CHECK-NEXT: mulsd %xmm1, %xmm3
; CHECK-NEXT: movsd %xmm3, (%rdi,%rcx,8)
; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
; CHECK-NEXT: mulsd %xmm2, %xmm3
; CHECK-NEXT: movsd %xmm3, (%rdi,%rax,8)
; CHECK-NEXT: incq %rax
; CHECK-NEXT: cmpq %rax, %rsi
; CHECK-NEXT: jne .LBB4_1
; CHECK-NEXT: # %bb.2: # %return
; CHECK-NEXT: retq
entry:
br label %loop
loop:
%indvar = phi i64 [ 0, %entry ], [ %indvar.next, %loop ]
%indvar.i8 = and i64 %indvar, 255
%t0 = getelementptr double, ptr %d, i64 %indvar.i8
%t1 = load double, ptr %t0
%t2 = fmul double %t1, 0.1
store double %t2, ptr %t0
%indvar.i24 = and i64 %indvar, 16777215
%t3 = getelementptr double, ptr %d, i64 %indvar.i24
%t4 = load double, ptr %t3
%t5 = fmul double %t4, 2.3
store double %t5, ptr %t3
%t6 = getelementptr double, ptr %d, i64 %indvar
%t7 = load double, ptr %t6
%t8 = fmul double %t7, 4.5
store double %t8, ptr %t6
%indvar.next = add i64 %indvar, 1
%exitcond = icmp eq i64 %indvar.next, %n
br i1 %exitcond, label %return, label %loop
return:
ret void
}
define void @another_count_down(ptr %d, i64 %n) nounwind {
; CHECK-LABEL: another_count_down:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: movsd {{.*#+}} xmm0 = [1.0000000000000001E-1,0.0E+0]
; CHECK-NEXT: movsd {{.*#+}} xmm1 = [2.2999999999999998E+0,0.0E+0]
; CHECK-NEXT: movsd {{.*#+}} xmm2 = [4.5E+0,0.0E+0]
; CHECK-NEXT: .p2align 4, 0x90
; CHECK-NEXT: .LBB5_1: # %loop
; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
; CHECK-NEXT: movzbl %sil, %eax
; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
; CHECK-NEXT: mulsd %xmm0, %xmm3
; CHECK-NEXT: movsd %xmm3, (%rdi,%rax,8)
; CHECK-NEXT: movl %esi, %eax
; CHECK-NEXT: andl $16777215, %eax # imm = 0xFFFFFF
; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
; CHECK-NEXT: mulsd %xmm1, %xmm3
; CHECK-NEXT: movsd %xmm3, (%rdi,%rax,8)
; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
; CHECK-NEXT: mulsd %xmm2, %xmm3
; CHECK-NEXT: movsd %xmm3, (%rdi,%rsi,8)
; CHECK-NEXT: decq %rsi
; CHECK-NEXT: cmpq $10, %rsi
; CHECK-NEXT: jne .LBB5_1
; CHECK-NEXT: # %bb.2: # %return
; CHECK-NEXT: retq
entry:
br label %loop
loop:
%indvar = phi i64 [ %n, %entry ], [ %indvar.next, %loop ]
%indvar.i8 = and i64 %indvar, 255
%t0 = getelementptr double, ptr %d, i64 %indvar.i8
%t1 = load double, ptr %t0
%t2 = fmul double %t1, 0.1
store double %t2, ptr %t0
%indvar.i24 = and i64 %indvar, 16777215
%t3 = getelementptr double, ptr %d, i64 %indvar.i24
%t4 = load double, ptr %t3
%t5 = fmul double %t4, 2.3
store double %t5, ptr %t3
%t6 = getelementptr double, ptr %d, i64 %indvar
%t7 = load double, ptr %t6
%t8 = fmul double %t7, 4.5
store double %t8, ptr %t6
%indvar.next = sub i64 %indvar, 1
%exitcond = icmp eq i64 %indvar.next, 10
br i1 %exitcond, label %return, label %loop
return:
ret void
}
define void @another_count_up_signed(ptr %d, i64 %n) nounwind {
; CHECK-LABEL: another_count_up_signed:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: xorl %eax, %eax
; CHECK-NEXT: movsd {{.*#+}} xmm0 = [1.0000000000000001E-1,0.0E+0]
; CHECK-NEXT: movsd {{.*#+}} xmm1 = [2.2999999999999998E+0,0.0E+0]
; CHECK-NEXT: movsd {{.*#+}} xmm2 = [4.5E+0,0.0E+0]
; CHECK-NEXT: xorl %ecx, %ecx
; CHECK-NEXT: movq %rdi, %rdx
; CHECK-NEXT: .p2align 4, 0x90
; CHECK-NEXT: .LBB6_1: # %loop
; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
; CHECK-NEXT: movq %rax, %r8
; CHECK-NEXT: sarq $8, %r8
; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
; CHECK-NEXT: mulsd %xmm0, %xmm3
; CHECK-NEXT: movsd %xmm3, (%rdi,%r8,8)
; CHECK-NEXT: movq %rcx, %r8
; CHECK-NEXT: sarq $24, %r8
; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
; CHECK-NEXT: mulsd %xmm1, %xmm3
; CHECK-NEXT: movsd %xmm3, (%rdi,%r8,8)
; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
; CHECK-NEXT: mulsd %xmm2, %xmm3
; CHECK-NEXT: movsd %xmm3, (%rdx)
; CHECK-NEXT: addq $8, %rdx
; CHECK-NEXT: addq $16777216, %rcx # imm = 0x1000000
; CHECK-NEXT: addq $256, %rax # imm = 0x100
; CHECK-NEXT: decq %rsi
; CHECK-NEXT: jne .LBB6_1
; CHECK-NEXT: # %bb.2: # %return
; CHECK-NEXT: retq
entry:
br label %loop
loop:
%indvar = phi i64 [ 0, %entry ], [ %indvar.next, %loop ]
%s0 = shl i64 %indvar, 8
%indvar.i8 = ashr i64 %s0, 8
%t0 = getelementptr double, ptr %d, i64 %indvar.i8
%t1 = load double, ptr %t0
%t2 = fmul double %t1, 0.1
store double %t2, ptr %t0
%s1 = shl i64 %indvar, 24
%indvar.i24 = ashr i64 %s1, 24
%t3 = getelementptr double, ptr %d, i64 %indvar.i24
%t4 = load double, ptr %t3
%t5 = fmul double %t4, 2.3
store double %t5, ptr %t3
%t6 = getelementptr double, ptr %d, i64 %indvar
%t7 = load double, ptr %t6
%t8 = fmul double %t7, 4.5
store double %t8, ptr %t6
%indvar.next = add i64 %indvar, 1
%exitcond = icmp eq i64 %indvar.next, %n
br i1 %exitcond, label %return, label %loop
return:
ret void
}
define void @another_count_down_signed(ptr %d, i64 %n) nounwind {
; CHECK-LABEL: another_count_down_signed:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: leaq -10(%rsi), %rax
; CHECK-NEXT: movq %rsi, %rcx
; CHECK-NEXT: shlq $24, %rcx
; CHECK-NEXT: shlq $8, %rsi
; CHECK-NEXT: movsd {{.*#+}} xmm0 = [1.0000000000000001E-1,0.0E+0]
; CHECK-NEXT: movsd {{.*#+}} xmm1 = [2.2999999999999998E+0,0.0E+0]
; CHECK-NEXT: movsd {{.*#+}} xmm2 = [4.5E+0,0.0E+0]
; CHECK-NEXT: .p2align 4, 0x90
; CHECK-NEXT: .LBB7_1: # %loop
; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
; CHECK-NEXT: movq %rsi, %rdx
; CHECK-NEXT: sarq $8, %rdx
; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
; CHECK-NEXT: mulsd %xmm0, %xmm3
; CHECK-NEXT: movsd %xmm3, (%rdi,%rdx,8)
; CHECK-NEXT: movq %rcx, %rdx
; CHECK-NEXT: sarq $24, %rdx
; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
; CHECK-NEXT: mulsd %xmm1, %xmm3
; CHECK-NEXT: movsd %xmm3, (%rdi,%rdx,8)
; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
; CHECK-NEXT: mulsd %xmm2, %xmm3
; CHECK-NEXT: movsd %xmm3, 80(%rdi,%rax,8)
; CHECK-NEXT: addq $-16777216, %rcx # imm = 0xFF000000
; CHECK-NEXT: addq $-256, %rsi
; CHECK-NEXT: decq %rax
; CHECK-NEXT: jne .LBB7_1
; CHECK-NEXT: # %bb.2: # %return
; CHECK-NEXT: retq
entry:
br label %loop
loop:
%indvar = phi i64 [ %n, %entry ], [ %indvar.next, %loop ]
%s0 = shl i64 %indvar, 8
%indvar.i8 = ashr i64 %s0, 8
%t0 = getelementptr double, ptr %d, i64 %indvar.i8
%t1 = load double, ptr %t0
%t2 = fmul double %t1, 0.1
store double %t2, ptr %t0
%s1 = shl i64 %indvar, 24
%indvar.i24 = ashr i64 %s1, 24
%t3 = getelementptr double, ptr %d, i64 %indvar.i24
%t4 = load double, ptr %t3
%t5 = fmul double %t4, 2.3
store double %t5, ptr %t3
%t6 = getelementptr double, ptr %d, i64 %indvar
%t7 = load double, ptr %t6
%t8 = fmul double %t7, 4.5
store double %t8, ptr %t6
%indvar.next = sub i64 %indvar, 1
%exitcond = icmp eq i64 %indvar.next, 10
br i1 %exitcond, label %return, label %loop
return:
ret void
}
define void @yet_another_count_down(ptr %d, i64 %n) nounwind {
; CHECK-LABEL: yet_another_count_down:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: movq $-2040, %rax # imm = 0xF808
; CHECK-NEXT: movsd {{.*#+}} xmm0 = [1.0000000000000001E-1,0.0E+0]
; CHECK-NEXT: movsd {{.*#+}} xmm1 = [2.2999999999999998E+0,0.0E+0]
; CHECK-NEXT: movsd {{.*#+}} xmm2 = [4.5E+0,0.0E+0]
; CHECK-NEXT: movq %rdi, %rcx
; CHECK-NEXT: movq %rdi, %rdx
; CHECK-NEXT: .p2align 4, 0x90
; CHECK-NEXT: .LBB8_1: # %loop
; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
; CHECK-NEXT: mulsd %xmm0, %xmm3
; CHECK-NEXT: movsd %xmm3, 2040(%rdi,%rax)
; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
; CHECK-NEXT: mulsd %xmm1, %xmm3
; CHECK-NEXT: movsd %xmm3, (%rcx)
; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
; CHECK-NEXT: mulsd %xmm2, %xmm3
; CHECK-NEXT: movsd %xmm3, (%rdx)
; CHECK-NEXT: addq $-8, %rdx
; CHECK-NEXT: addq $134217720, %rcx # imm = 0x7FFFFF8
; CHECK-NEXT: addq $2040, %rax # imm = 0x7F8
; CHECK-NEXT: jne .LBB8_1
; CHECK-NEXT: # %bb.2: # %return
; CHECK-NEXT: retq
entry:
br label %loop
loop:
%indvar = phi i64 [ 0, %entry ], [ %indvar.next, %loop ]
%indvar.i8 = and i64 %indvar, 255
%t0 = getelementptr double, ptr %d, i64 %indvar.i8
%t1 = load double, ptr %t0
%t2 = fmul double %t1, 0.1
store double %t2, ptr %t0
%indvar.i24 = and i64 %indvar, 16777215
%t3 = getelementptr double, ptr %d, i64 %indvar.i24
%t4 = load double, ptr %t3
%t5 = fmul double %t4, 2.3
store double %t5, ptr %t3
%t6 = getelementptr double, ptr %d, i64 %indvar
%t7 = load double, ptr %t6
%t8 = fmul double %t7, 4.5
store double %t8, ptr %t6
%indvar.next = sub i64 %indvar, 1
%exitcond = icmp eq i64 %indvar.next, 18446744073709551615
br i1 %exitcond, label %return, label %loop
return:
ret void
}
define void @yet_another_count_up(ptr %d, i64 %n) nounwind {
; CHECK-LABEL: yet_another_count_up:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: xorl %eax, %eax
; CHECK-NEXT: movsd {{.*#+}} xmm0 = [1.0000000000000001E-1,0.0E+0]
; CHECK-NEXT: movsd {{.*#+}} xmm1 = [2.2999999999999998E+0,0.0E+0]
; CHECK-NEXT: movsd {{.*#+}} xmm2 = [4.5E+0,0.0E+0]
; CHECK-NEXT: .p2align 4, 0x90
; CHECK-NEXT: .LBB9_1: # %loop
; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
; CHECK-NEXT: movzbl %al, %ecx
; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
; CHECK-NEXT: mulsd %xmm0, %xmm3
; CHECK-NEXT: movsd %xmm3, (%rdi,%rcx,8)
; CHECK-NEXT: movl %eax, %ecx
; CHECK-NEXT: andl $16777215, %ecx # imm = 0xFFFFFF
; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
; CHECK-NEXT: mulsd %xmm1, %xmm3
; CHECK-NEXT: movsd %xmm3, (%rdi,%rcx,8)
; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
; CHECK-NEXT: mulsd %xmm2, %xmm3
; CHECK-NEXT: movsd %xmm3, (%rdi,%rax,8)
; CHECK-NEXT: addq $3, %rax
; CHECK-NEXT: cmpq $10, %rax
; CHECK-NEXT: jne .LBB9_1
; CHECK-NEXT: # %bb.2: # %return
; CHECK-NEXT: retq
entry:
br label %loop
loop:
%indvar = phi i64 [ 0, %entry ], [ %indvar.next, %loop ]
%indvar.i8 = and i64 %indvar, 255
%t0 = getelementptr double, ptr %d, i64 %indvar.i8
%t1 = load double, ptr %t0
%t2 = fmul double %t1, 0.1
store double %t2, ptr %t0
%indvar.i24 = and i64 %indvar, 16777215
%t3 = getelementptr double, ptr %d, i64 %indvar.i24
%t4 = load double, ptr %t3
%t5 = fmul double %t4, 2.3
store double %t5, ptr %t3
%t6 = getelementptr double, ptr %d, i64 %indvar
%t7 = load double, ptr %t6
%t8 = fmul double %t7, 4.5
store double %t8, ptr %t6
%indvar.next = add i64 %indvar, 3
%exitcond = icmp eq i64 %indvar.next, 10
br i1 %exitcond, label %return, label %loop
return:
ret void
}
define void @still_another_count_down(ptr %d, i64 %n) nounwind {
; CHECK-LABEL: still_another_count_down:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: movl $10, %eax
; CHECK-NEXT: movsd {{.*#+}} xmm0 = [1.0000000000000001E-1,0.0E+0]
; CHECK-NEXT: movsd {{.*#+}} xmm1 = [2.2999999999999998E+0,0.0E+0]
; CHECK-NEXT: movsd {{.*#+}} xmm2 = [4.5E+0,0.0E+0]
; CHECK-NEXT: .p2align 4, 0x90
; CHECK-NEXT: .LBB10_1: # %loop
; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
; CHECK-NEXT: movzbl %al, %ecx
; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
; CHECK-NEXT: mulsd %xmm0, %xmm3
; CHECK-NEXT: movsd %xmm3, (%rdi,%rcx,8)
; CHECK-NEXT: movl %eax, %ecx
; CHECK-NEXT: andl $16777215, %ecx # imm = 0xFFFFFF
; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
; CHECK-NEXT: mulsd %xmm1, %xmm3
; CHECK-NEXT: movsd %xmm3, (%rdi,%rcx,8)
; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
; CHECK-NEXT: mulsd %xmm2, %xmm3
; CHECK-NEXT: movsd %xmm3, (%rdi,%rax,8)
; CHECK-NEXT: addq $-3, %rax
; CHECK-NEXT: jne .LBB10_1
; CHECK-NEXT: # %bb.2: # %return
; CHECK-NEXT: retq
entry:
br label %loop
loop:
%indvar = phi i64 [ 10, %entry ], [ %indvar.next, %loop ]
%indvar.i8 = and i64 %indvar, 255
%t0 = getelementptr double, ptr %d, i64 %indvar.i8
%t1 = load double, ptr %t0
%t2 = fmul double %t1, 0.1
store double %t2, ptr %t0
%indvar.i24 = and i64 %indvar, 16777215
%t3 = getelementptr double, ptr %d, i64 %indvar.i24
%t4 = load double, ptr %t3
%t5 = fmul double %t4, 2.3
store double %t5, ptr %t3
%t6 = getelementptr double, ptr %d, i64 %indvar
%t7 = load double, ptr %t6
%t8 = fmul double %t7, 4.5
store double %t8, ptr %t6
%indvar.next = sub i64 %indvar, 3
%exitcond = icmp eq i64 %indvar.next, 0
br i1 %exitcond, label %return, label %loop
return:
ret void
}
define void @yet_another_count_up_signed(ptr %d, i64 %n) nounwind {
; CHECK-LABEL: yet_another_count_up_signed:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: movq $-10, %rax
; CHECK-NEXT: xorl %ecx, %ecx
; CHECK-NEXT: movsd {{.*#+}} xmm0 = [1.0000000000000001E-1,0.0E+0]
; CHECK-NEXT: movsd {{.*#+}} xmm1 = [2.2999999999999998E+0,0.0E+0]
; CHECK-NEXT: movsd {{.*#+}} xmm2 = [4.5E+0,0.0E+0]
; CHECK-NEXT: xorl %edx, %edx
; CHECK-NEXT: .p2align 4, 0x90
; CHECK-NEXT: .LBB11_1: # %loop
; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
; CHECK-NEXT: movq %rcx, %rsi
; CHECK-NEXT: sarq $8, %rsi
; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
; CHECK-NEXT: mulsd %xmm0, %xmm3
; CHECK-NEXT: movsd %xmm3, (%rdi,%rsi,8)
; CHECK-NEXT: movq %rdx, %rsi
; CHECK-NEXT: sarq $24, %rsi
; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
; CHECK-NEXT: mulsd %xmm1, %xmm3
; CHECK-NEXT: movsd %xmm3, (%rdi,%rsi,8)
; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
; CHECK-NEXT: mulsd %xmm2, %xmm3
; CHECK-NEXT: movsd %xmm3, 80(%rdi,%rax,8)
; CHECK-NEXT: addq $50331648, %rdx # imm = 0x3000000
; CHECK-NEXT: addq $768, %rcx # imm = 0x300
; CHECK-NEXT: addq $3, %rax
; CHECK-NEXT: jne .LBB11_1
; CHECK-NEXT: # %bb.2: # %return
; CHECK-NEXT: retq
entry:
br label %loop
loop:
%indvar = phi i64 [ 0, %entry ], [ %indvar.next, %loop ]
%s0 = shl i64 %indvar, 8
%indvar.i8 = ashr i64 %s0, 8
%t0 = getelementptr double, ptr %d, i64 %indvar.i8
%t1 = load double, ptr %t0
%t2 = fmul double %t1, 0.1
store double %t2, ptr %t0
%s1 = shl i64 %indvar, 24
%indvar.i24 = ashr i64 %s1, 24
%t3 = getelementptr double, ptr %d, i64 %indvar.i24
%t4 = load double, ptr %t3
%t5 = fmul double %t4, 2.3
store double %t5, ptr %t3
%t6 = getelementptr double, ptr %d, i64 %indvar
%t7 = load double, ptr %t6
%t8 = fmul double %t7, 4.5
store double %t8, ptr %t6
%indvar.next = add i64 %indvar, 3
%exitcond = icmp eq i64 %indvar.next, 10
br i1 %exitcond, label %return, label %loop
return:
ret void
}
define void @yet_another_count_down_signed(ptr %d, i64 %n) nounwind {
; CHECK-LABEL: yet_another_count_down_signed:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: movl $10, %eax
; CHECK-NEXT: movl $167772160, %ecx # imm = 0xA000000
; CHECK-NEXT: movl $2560, %edx # imm = 0xA00
; CHECK-NEXT: movsd {{.*#+}} xmm0 = [1.0000000000000001E-1,0.0E+0]
; CHECK-NEXT: movsd {{.*#+}} xmm1 = [2.2999999999999998E+0,0.0E+0]
; CHECK-NEXT: movsd {{.*#+}} xmm2 = [4.5E+0,0.0E+0]
; CHECK-NEXT: .p2align 4, 0x90
; CHECK-NEXT: .LBB12_1: # %loop
; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
; CHECK-NEXT: movq %rdx, %rsi
; CHECK-NEXT: sarq $8, %rsi
; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
; CHECK-NEXT: mulsd %xmm0, %xmm3
; CHECK-NEXT: movsd %xmm3, (%rdi,%rsi,8)
; CHECK-NEXT: movq %rcx, %rsi
; CHECK-NEXT: sarq $24, %rsi
; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
; CHECK-NEXT: mulsd %xmm1, %xmm3
; CHECK-NEXT: movsd %xmm3, (%rdi,%rsi,8)
; CHECK-NEXT: movsd {{.*#+}} xmm3 = mem[0],zero
; CHECK-NEXT: mulsd %xmm2, %xmm3
; CHECK-NEXT: movsd %xmm3, (%rdi,%rax,8)
; CHECK-NEXT: addq $-50331648, %rcx # imm = 0xFD000000
; CHECK-NEXT: addq $-768, %rdx # imm = 0xFD00
; CHECK-NEXT: addq $-3, %rax
; CHECK-NEXT: jne .LBB12_1
; CHECK-NEXT: # %bb.2: # %return
; CHECK-NEXT: retq
entry:
br label %loop
loop:
%indvar = phi i64 [ 10, %entry ], [ %indvar.next, %loop ]
%s0 = shl i64 %indvar, 8
%indvar.i8 = ashr i64 %s0, 8
%t0 = getelementptr double, ptr %d, i64 %indvar.i8
%t1 = load double, ptr %t0
%t2 = fmul double %t1, 0.1
store double %t2, ptr %t0
%s1 = shl i64 %indvar, 24
%indvar.i24 = ashr i64 %s1, 24
%t3 = getelementptr double, ptr %d, i64 %indvar.i24
%t4 = load double, ptr %t3
%t5 = fmul double %t4, 2.3
store double %t5, ptr %t3
%t6 = getelementptr double, ptr %d, i64 %indvar
%t7 = load double, ptr %t6
%t8 = fmul double %t7, 4.5
store double %t8, ptr %t6
%indvar.next = sub i64 %indvar, 3
%exitcond = icmp eq i64 %indvar.next, 0
br i1 %exitcond, label %return, label %loop
return:
ret void
}