| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s | FileCheck %s |
| |
| ; LSR should be able to eliminate the max computations by |
| ; making the loops use slt/ult comparisons instead of ne comparisons. |
| |
| target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128" |
| target triple = "i386-apple-darwin9" |
| |
| define void @foo(i8* %r, i32 %s, i32 %w, i32 %x, i8* %j, i32 %d) nounwind { |
| ; CHECK-LABEL: foo: |
| ; CHECK: ## %bb.0: ## %entry |
| ; CHECK-NEXT: pushl %ebp |
| ; CHECK-NEXT: pushl %ebx |
| ; CHECK-NEXT: pushl %edi |
| ; CHECK-NEXT: pushl %esi |
| ; CHECK-NEXT: subl $28, %esp |
| ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %edi |
| ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %ebp |
| ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; CHECK-NEXT: movl %edi, %ebx |
| ; CHECK-NEXT: imull %ebp, %ebx |
| ; CHECK-NEXT: cmpl $1, {{[0-9]+}}(%esp) |
| ; CHECK-NEXT: movl %ebx, (%esp) ## 4-byte Spill |
| ; CHECK-NEXT: je LBB0_19 |
| ; CHECK-NEXT: ## %bb.1: ## %bb10.preheader |
| ; CHECK-NEXT: movl %ebx, %ecx |
| ; CHECK-NEXT: sarl $31, %ecx |
| ; CHECK-NEXT: shrl $30, %ecx |
| ; CHECK-NEXT: addl %ebx, %ecx |
| ; CHECK-NEXT: sarl $2, %ecx |
| ; CHECK-NEXT: movl %ecx, {{[-0-9]+}}(%e{{[sb]}}p) ## 4-byte Spill |
| ; CHECK-NEXT: testl %edi, %edi |
| ; CHECK-NEXT: jle LBB0_12 |
| ; CHECK-NEXT: ## %bb.2: ## %bb.nph9 |
| ; CHECK-NEXT: testl %ebp, %ebp |
| ; CHECK-NEXT: jle LBB0_12 |
| ; CHECK-NEXT: ## %bb.3: ## %bb.nph9.split |
| ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; CHECK-NEXT: incl %eax |
| ; CHECK-NEXT: xorl %ecx, %ecx |
| ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %edx |
| ; CHECK-NEXT: xorl %esi, %esi |
| ; CHECK-NEXT: .p2align 4, 0x90 |
| ; CHECK-NEXT: LBB0_4: ## %bb6 |
| ; CHECK-NEXT: ## =>This Inner Loop Header: Depth=1 |
| ; CHECK-NEXT: movzbl (%eax,%esi,2), %ebx |
| ; CHECK-NEXT: movb %bl, (%edx,%esi) |
| ; CHECK-NEXT: incl %esi |
| ; CHECK-NEXT: cmpl %ebp, %esi |
| ; CHECK-NEXT: jl LBB0_4 |
| ; CHECK-NEXT: ## %bb.5: ## %bb9 |
| ; CHECK-NEXT: ## in Loop: Header=BB0_4 Depth=1 |
| ; CHECK-NEXT: incl %ecx |
| ; CHECK-NEXT: addl {{[0-9]+}}(%esp), %eax |
| ; CHECK-NEXT: addl %ebp, %edx |
| ; CHECK-NEXT: cmpl %edi, %ecx |
| ; CHECK-NEXT: je LBB0_12 |
| ; CHECK-NEXT: ## %bb.6: ## %bb7.preheader |
| ; CHECK-NEXT: ## in Loop: Header=BB0_4 Depth=1 |
| ; CHECK-NEXT: xorl %esi, %esi |
| ; CHECK-NEXT: jmp LBB0_4 |
| ; CHECK-NEXT: LBB0_12: ## %bb18.loopexit |
| ; CHECK-NEXT: movl (%esp), %eax ## 4-byte Reload |
| ; CHECK-NEXT: movl {{[-0-9]+}}(%e{{[sb]}}p), %ecx ## 4-byte Reload |
| ; CHECK-NEXT: addl %ecx, %eax |
| ; CHECK-NEXT: movl %eax, {{[-0-9]+}}(%e{{[sb]}}p) ## 4-byte Spill |
| ; CHECK-NEXT: cmpl $1, %edi |
| ; CHECK-NEXT: jle LBB0_13 |
| ; CHECK-NEXT: ## %bb.7: ## %bb.nph5 |
| ; CHECK-NEXT: cmpl $2, %ebp |
| ; CHECK-NEXT: jl LBB0_13 |
| ; CHECK-NEXT: ## %bb.8: ## %bb.nph5.split |
| ; CHECK-NEXT: movl %ebp, %edx |
| ; CHECK-NEXT: shrl $31, %edx |
| ; CHECK-NEXT: addl %ebp, %edx |
| ; CHECK-NEXT: sarl %edx |
| ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; CHECK-NEXT: movl %eax, %ecx |
| ; CHECK-NEXT: shrl $31, %ecx |
| ; CHECK-NEXT: addl %eax, %ecx |
| ; CHECK-NEXT: sarl %ecx |
| ; CHECK-NEXT: movl %ecx, {{[-0-9]+}}(%e{{[sb]}}p) ## 4-byte Spill |
| ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; CHECK-NEXT: movl {{[-0-9]+}}(%e{{[sb]}}p), %eax ## 4-byte Reload |
| ; CHECK-NEXT: addl %ecx, %eax |
| ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %esi |
| ; CHECK-NEXT: addl $2, %esi |
| ; CHECK-NEXT: movl %esi, {{[-0-9]+}}(%e{{[sb]}}p) ## 4-byte Spill |
| ; CHECK-NEXT: movl (%esp), %esi ## 4-byte Reload |
| ; CHECK-NEXT: addl %esi, %ecx |
| ; CHECK-NEXT: xorl %esi, %esi |
| ; CHECK-NEXT: xorl %edi, %edi |
| ; CHECK-NEXT: .p2align 4, 0x90 |
| ; CHECK-NEXT: LBB0_9: ## %bb13 |
| ; CHECK-NEXT: ## =>This Loop Header: Depth=1 |
| ; CHECK-NEXT: ## Child Loop BB0_10 Depth 2 |
| ; CHECK-NEXT: movl %edi, {{[-0-9]+}}(%e{{[sb]}}p) ## 4-byte Spill |
| ; CHECK-NEXT: andl $1, %edi |
| ; CHECK-NEXT: movl %esi, {{[-0-9]+}}(%e{{[sb]}}p) ## 4-byte Spill |
| ; CHECK-NEXT: addl %esi, %edi |
| ; CHECK-NEXT: imull {{[0-9]+}}(%esp), %edi |
| ; CHECK-NEXT: addl {{[-0-9]+}}(%e{{[sb]}}p), %edi ## 4-byte Folded Reload |
| ; CHECK-NEXT: xorl %esi, %esi |
| ; CHECK-NEXT: .p2align 4, 0x90 |
| ; CHECK-NEXT: LBB0_10: ## %bb14 |
| ; CHECK-NEXT: ## Parent Loop BB0_9 Depth=1 |
| ; CHECK-NEXT: ## => This Inner Loop Header: Depth=2 |
| ; CHECK-NEXT: movzbl -2(%edi,%esi,4), %ebx |
| ; CHECK-NEXT: movb %bl, (%ecx,%esi) |
| ; CHECK-NEXT: movzbl (%edi,%esi,4), %ebx |
| ; CHECK-NEXT: movb %bl, (%eax,%esi) |
| ; CHECK-NEXT: incl %esi |
| ; CHECK-NEXT: cmpl %edx, %esi |
| ; CHECK-NEXT: jl LBB0_10 |
| ; CHECK-NEXT: ## %bb.11: ## %bb17 |
| ; CHECK-NEXT: ## in Loop: Header=BB0_9 Depth=1 |
| ; CHECK-NEXT: movl {{[-0-9]+}}(%e{{[sb]}}p), %edi ## 4-byte Reload |
| ; CHECK-NEXT: incl %edi |
| ; CHECK-NEXT: addl %edx, %eax |
| ; CHECK-NEXT: movl {{[-0-9]+}}(%e{{[sb]}}p), %esi ## 4-byte Reload |
| ; CHECK-NEXT: addl $2, %esi |
| ; CHECK-NEXT: addl %edx, %ecx |
| ; CHECK-NEXT: cmpl {{[-0-9]+}}(%e{{[sb]}}p), %edi ## 4-byte Folded Reload |
| ; CHECK-NEXT: jl LBB0_9 |
| ; CHECK-NEXT: LBB0_13: ## %bb20 |
| ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; CHECK-NEXT: cmpl $1, %eax |
| ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %edi |
| ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; CHECK-NEXT: je LBB0_19 |
| ; CHECK-NEXT: ## %bb.14: ## %bb20 |
| ; CHECK-NEXT: cmpl $3, %eax |
| ; CHECK-NEXT: jne LBB0_24 |
| ; CHECK-NEXT: ## %bb.15: ## %bb22 |
| ; CHECK-NEXT: movl {{[-0-9]+}}(%e{{[sb]}}p), %esi ## 4-byte Reload |
| ; CHECK-NEXT: addl %esi, {{[-0-9]+}}(%e{{[sb]}}p) ## 4-byte Folded Spill |
| ; CHECK-NEXT: testl %edi, %edi |
| ; CHECK-NEXT: jle LBB0_18 |
| ; CHECK-NEXT: ## %bb.16: ## %bb.nph |
| ; CHECK-NEXT: leal 15(%edi), %eax |
| ; CHECK-NEXT: andl $-16, %eax |
| ; CHECK-NEXT: imull {{[0-9]+}}(%esp), %eax |
| ; CHECK-NEXT: addl %eax, %ecx |
| ; CHECK-NEXT: leal 15(%ebp), %eax |
| ; CHECK-NEXT: andl $-16, %eax |
| ; CHECK-NEXT: movl %eax, {{[-0-9]+}}(%e{{[sb]}}p) ## 4-byte Spill |
| ; CHECK-NEXT: addl %esi, %esi |
| ; CHECK-NEXT: addl (%esp), %esi ## 4-byte Folded Reload |
| ; CHECK-NEXT: addl {{[0-9]+}}(%esp), %esi |
| ; CHECK-NEXT: .p2align 4, 0x90 |
| ; CHECK-NEXT: LBB0_17: ## %bb23 |
| ; CHECK-NEXT: ## =>This Inner Loop Header: Depth=1 |
| ; CHECK-NEXT: subl $4, %esp |
| ; CHECK-NEXT: pushl %ebp |
| ; CHECK-NEXT: pushl %ecx |
| ; CHECK-NEXT: pushl %esi |
| ; CHECK-NEXT: movl %ecx, %ebx |
| ; CHECK-NEXT: calll _memcpy |
| ; CHECK-NEXT: movl %ebx, %ecx |
| ; CHECK-NEXT: addl $16, %esp |
| ; CHECK-NEXT: addl %ebp, %esi |
| ; CHECK-NEXT: addl {{[-0-9]+}}(%e{{[sb]}}p), %ecx ## 4-byte Folded Reload |
| ; CHECK-NEXT: decl %edi |
| ; CHECK-NEXT: jne LBB0_17 |
| ; CHECK-NEXT: LBB0_18: ## %bb26 |
| ; CHECK-NEXT: movl {{[-0-9]+}}(%e{{[sb]}}p), %eax ## 4-byte Reload |
| ; CHECK-NEXT: movl (%esp), %edx ## 4-byte Reload |
| ; CHECK-NEXT: addl %edx, %eax |
| ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; CHECK-NEXT: addl %eax, %ecx |
| ; CHECK-NEXT: jmp LBB0_23 |
| ; CHECK-NEXT: LBB0_19: ## %bb29 |
| ; CHECK-NEXT: testl %edi, %edi |
| ; CHECK-NEXT: jle LBB0_22 |
| ; CHECK-NEXT: ## %bb.20: ## %bb.nph11 |
| ; CHECK-NEXT: movl %edi, %esi |
| ; CHECK-NEXT: leal 15(%ebp), %eax |
| ; CHECK-NEXT: andl $-16, %eax |
| ; CHECK-NEXT: movl %eax, {{[-0-9]+}}(%e{{[sb]}}p) ## 4-byte Spill |
| ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %edi |
| ; CHECK-NEXT: .p2align 4, 0x90 |
| ; CHECK-NEXT: LBB0_21: ## %bb30 |
| ; CHECK-NEXT: ## =>This Inner Loop Header: Depth=1 |
| ; CHECK-NEXT: subl $4, %esp |
| ; CHECK-NEXT: pushl %ebp |
| ; CHECK-NEXT: pushl %ecx |
| ; CHECK-NEXT: pushl %edi |
| ; CHECK-NEXT: movl %ecx, %ebx |
| ; CHECK-NEXT: calll _memcpy |
| ; CHECK-NEXT: movl %ebx, %ecx |
| ; CHECK-NEXT: addl $16, %esp |
| ; CHECK-NEXT: addl %ebp, %edi |
| ; CHECK-NEXT: addl {{[-0-9]+}}(%e{{[sb]}}p), %ecx ## 4-byte Folded Reload |
| ; CHECK-NEXT: decl %esi |
| ; CHECK-NEXT: jne LBB0_21 |
| ; CHECK-NEXT: LBB0_22: ## %bb33 |
| ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; CHECK-NEXT: movl (%esp), %edx ## 4-byte Reload |
| ; CHECK-NEXT: addl %edx, %ecx |
| ; CHECK-NEXT: LBB0_23: ## %bb33 |
| ; CHECK-NEXT: movl %edx, %eax |
| ; CHECK-NEXT: shrl $31, %eax |
| ; CHECK-NEXT: addl %edx, %eax |
| ; CHECK-NEXT: sarl %eax |
| ; CHECK-NEXT: subl $4, %esp |
| ; CHECK-NEXT: pushl %eax |
| ; CHECK-NEXT: pushl $128 |
| ; CHECK-NEXT: pushl %ecx |
| ; CHECK-NEXT: calll _memset |
| ; CHECK-NEXT: addl $44, %esp |
| ; CHECK-NEXT: LBB0_25: ## %return |
| ; CHECK-NEXT: popl %esi |
| ; CHECK-NEXT: popl %edi |
| ; CHECK-NEXT: popl %ebx |
| ; CHECK-NEXT: popl %ebp |
| ; CHECK-NEXT: retl |
| ; CHECK-NEXT: LBB0_24: ## %return |
| ; CHECK-NEXT: addl $28, %esp |
| ; CHECK-NEXT: jmp LBB0_25 |
| entry: |
| %0 = mul i32 %x, %w |
| %1 = mul i32 %x, %w |
| %2 = sdiv i32 %1, 4 |
| %.sum2 = add i32 %2, %0 |
| %cond = icmp eq i32 %d, 1 |
| br i1 %cond, label %bb29, label %bb10.preheader |
| |
| bb10.preheader: ; preds = %entry |
| %3 = icmp sgt i32 %x, 0 |
| br i1 %3, label %bb.nph9, label %bb18.loopexit |
| |
| bb.nph7: ; preds = %bb7.preheader |
| %4 = mul i32 %y.08, %w |
| %5 = mul i32 %y.08, %s |
| %6 = add i32 %5, 1 |
| %tmp8 = icmp sgt i32 1, %w |
| %smax9 = select i1 %tmp8, i32 1, i32 %w |
| br label %bb6 |
| |
| bb6: ; preds = %bb7, %bb.nph7 |
| %x.06 = phi i32 [ 0, %bb.nph7 ], [ %indvar.next7, %bb7 ] |
| %7 = add i32 %x.06, %4 |
| %8 = shl i32 %x.06, 1 |
| %9 = add i32 %6, %8 |
| %10 = getelementptr i8, i8* %r, i32 %9 |
| %11 = load i8, i8* %10, align 1 |
| %12 = getelementptr i8, i8* %j, i32 %7 |
| store i8 %11, i8* %12, align 1 |
| br label %bb7 |
| |
| bb7: ; preds = %bb6 |
| %indvar.next7 = add i32 %x.06, 1 |
| %exitcond10 = icmp ne i32 %indvar.next7, %smax9 |
| br i1 %exitcond10, label %bb6, label %bb7.bb9_crit_edge |
| |
| bb7.bb9_crit_edge: ; preds = %bb7 |
| br label %bb9 |
| |
| bb9: ; preds = %bb7.preheader, %bb7.bb9_crit_edge |
| br label %bb10 |
| |
| bb10: ; preds = %bb9 |
| %indvar.next11 = add i32 %y.08, 1 |
| %exitcond12 = icmp ne i32 %indvar.next11, %x |
| br i1 %exitcond12, label %bb7.preheader, label %bb10.bb18.loopexit_crit_edge |
| |
| bb10.bb18.loopexit_crit_edge: ; preds = %bb10 |
| br label %bb10.bb18.loopexit_crit_edge.split |
| |
| bb10.bb18.loopexit_crit_edge.split: ; preds = %bb.nph9, %bb10.bb18.loopexit_crit_edge |
| br label %bb18.loopexit |
| |
| bb.nph9: ; preds = %bb10.preheader |
| %13 = icmp sgt i32 %w, 0 |
| br i1 %13, label %bb.nph9.split, label %bb10.bb18.loopexit_crit_edge.split |
| |
| bb.nph9.split: ; preds = %bb.nph9 |
| br label %bb7.preheader |
| |
| bb7.preheader: ; preds = %bb.nph9.split, %bb10 |
| %y.08 = phi i32 [ 0, %bb.nph9.split ], [ %indvar.next11, %bb10 ] |
| br i1 true, label %bb.nph7, label %bb9 |
| |
| bb.nph5: ; preds = %bb18.loopexit |
| %14 = sdiv i32 %w, 2 |
| %15 = icmp slt i32 %w, 2 |
| %16 = sdiv i32 %x, 2 |
| br i1 %15, label %bb18.bb20_crit_edge.split, label %bb.nph5.split |
| |
| bb.nph5.split: ; preds = %bb.nph5 |
| %tmp2 = icmp sgt i32 1, %16 |
| %smax3 = select i1 %tmp2, i32 1, i32 %16 |
| br label %bb13 |
| |
| bb13: ; preds = %bb18, %bb.nph5.split |
| %y.14 = phi i32 [ 0, %bb.nph5.split ], [ %indvar.next1, %bb18 ] |
| %17 = mul i32 %14, %y.14 |
| %18 = shl i32 %y.14, 1 |
| %19 = srem i32 %y.14, 2 |
| %20 = add i32 %19, %18 |
| %21 = mul i32 %20, %s |
| br i1 true, label %bb.nph3, label %bb17 |
| |
| bb.nph3: ; preds = %bb13 |
| %22 = add i32 %17, %0 |
| %23 = add i32 %17, %.sum2 |
| %24 = sdiv i32 %w, 2 |
| %tmp = icmp sgt i32 1, %24 |
| %smax = select i1 %tmp, i32 1, i32 %24 |
| br label %bb14 |
| |
| bb14: ; preds = %bb15, %bb.nph3 |
| %x.12 = phi i32 [ 0, %bb.nph3 ], [ %indvar.next, %bb15 ] |
| %25 = shl i32 %x.12, 2 |
| %26 = add i32 %25, %21 |
| %27 = getelementptr i8, i8* %r, i32 %26 |
| %28 = load i8, i8* %27, align 1 |
| %.sum = add i32 %22, %x.12 |
| %29 = getelementptr i8, i8* %j, i32 %.sum |
| store i8 %28, i8* %29, align 1 |
| %30 = shl i32 %x.12, 2 |
| %31 = or i32 %30, 2 |
| %32 = add i32 %31, %21 |
| %33 = getelementptr i8, i8* %r, i32 %32 |
| %34 = load i8, i8* %33, align 1 |
| %.sum6 = add i32 %23, %x.12 |
| %35 = getelementptr i8, i8* %j, i32 %.sum6 |
| store i8 %34, i8* %35, align 1 |
| br label %bb15 |
| |
| bb15: ; preds = %bb14 |
| %indvar.next = add i32 %x.12, 1 |
| %exitcond = icmp ne i32 %indvar.next, %smax |
| br i1 %exitcond, label %bb14, label %bb15.bb17_crit_edge |
| |
| bb15.bb17_crit_edge: ; preds = %bb15 |
| br label %bb17 |
| |
| bb17: ; preds = %bb15.bb17_crit_edge, %bb13 |
| br label %bb18 |
| |
| bb18.loopexit: ; preds = %bb10.bb18.loopexit_crit_edge.split, %bb10.preheader |
| %36 = icmp slt i32 %x, 2 |
| br i1 %36, label %bb20, label %bb.nph5 |
| |
| bb18: ; preds = %bb17 |
| %indvar.next1 = add i32 %y.14, 1 |
| %exitcond4 = icmp ne i32 %indvar.next1, %smax3 |
| br i1 %exitcond4, label %bb13, label %bb18.bb20_crit_edge |
| |
| bb18.bb20_crit_edge: ; preds = %bb18 |
| br label %bb18.bb20_crit_edge.split |
| |
| bb18.bb20_crit_edge.split: ; preds = %bb18.bb20_crit_edge, %bb.nph5 |
| br label %bb20 |
| |
| bb20: ; preds = %bb18.bb20_crit_edge.split, %bb18.loopexit |
| switch i32 %d, label %return [ |
| i32 3, label %bb22 |
| i32 1, label %bb29 |
| ] |
| |
| bb22: ; preds = %bb20 |
| %37 = mul i32 %x, %w |
| %38 = sdiv i32 %37, 4 |
| %.sum3 = add i32 %38, %.sum2 |
| %39 = add i32 %x, 15 |
| %40 = and i32 %39, -16 |
| %41 = add i32 %w, 15 |
| %42 = and i32 %41, -16 |
| %43 = mul i32 %40, %s |
| %44 = icmp sgt i32 %x, 0 |
| br i1 %44, label %bb.nph, label %bb26 |
| |
| bb.nph: ; preds = %bb22 |
| br label %bb23 |
| |
| bb23: ; preds = %bb24, %bb.nph |
| %y.21 = phi i32 [ 0, %bb.nph ], [ %indvar.next5, %bb24 ] |
| %45 = mul i32 %y.21, %42 |
| %.sum1 = add i32 %45, %43 |
| %46 = getelementptr i8, i8* %r, i32 %.sum1 |
| %47 = mul i32 %y.21, %w |
| %.sum5 = add i32 %47, %.sum3 |
| %48 = getelementptr i8, i8* %j, i32 %.sum5 |
| tail call void @llvm.memcpy.p0i8.p0i8.i32(i8* %48, i8* %46, i32 %w, i1 false) |
| br label %bb24 |
| |
| bb24: ; preds = %bb23 |
| %indvar.next5 = add i32 %y.21, 1 |
| %exitcond6 = icmp ne i32 %indvar.next5, %x |
| br i1 %exitcond6, label %bb23, label %bb24.bb26_crit_edge |
| |
| bb24.bb26_crit_edge: ; preds = %bb24 |
| br label %bb26 |
| |
| bb26: ; preds = %bb24.bb26_crit_edge, %bb22 |
| %49 = mul i32 %x, %w |
| %.sum4 = add i32 %.sum3, %49 |
| %50 = getelementptr i8, i8* %j, i32 %.sum4 |
| %51 = mul i32 %x, %w |
| %52 = sdiv i32 %51, 2 |
| tail call void @llvm.memset.p0i8.i32(i8* %50, i8 -128, i32 %52, i1 false) |
| ret void |
| |
| bb29: ; preds = %bb20, %entry |
| %53 = add i32 %w, 15 |
| %54 = and i32 %53, -16 |
| %55 = icmp sgt i32 %x, 0 |
| br i1 %55, label %bb.nph11, label %bb33 |
| |
| bb.nph11: ; preds = %bb29 |
| br label %bb30 |
| |
| bb30: ; preds = %bb31, %bb.nph11 |
| %y.310 = phi i32 [ 0, %bb.nph11 ], [ %indvar.next13, %bb31 ] |
| %56 = mul i32 %y.310, %54 |
| %57 = getelementptr i8, i8* %r, i32 %56 |
| %58 = mul i32 %y.310, %w |
| %59 = getelementptr i8, i8* %j, i32 %58 |
| tail call void @llvm.memcpy.p0i8.p0i8.i32(i8* %59, i8* %57, i32 %w, i1 false) |
| br label %bb31 |
| |
| bb31: ; preds = %bb30 |
| %indvar.next13 = add i32 %y.310, 1 |
| %exitcond14 = icmp ne i32 %indvar.next13, %x |
| br i1 %exitcond14, label %bb30, label %bb31.bb33_crit_edge |
| |
| bb31.bb33_crit_edge: ; preds = %bb31 |
| br label %bb33 |
| |
| bb33: ; preds = %bb31.bb33_crit_edge, %bb29 |
| %60 = mul i32 %x, %w |
| %61 = getelementptr i8, i8* %j, i32 %60 |
| %62 = mul i32 %x, %w |
| %63 = sdiv i32 %62, 2 |
| tail call void @llvm.memset.p0i8.i32(i8* %61, i8 -128, i32 %63, i1 false) |
| ret void |
| |
| return: ; preds = %bb20 |
| ret void |
| } |
| |
| define void @bar(i8* %r, i32 %s, i32 %w, i32 %x, i8* %j, i32 %d) nounwind { |
| ; CHECK-LABEL: bar: |
| ; CHECK: ## %bb.0: ## %entry |
| ; CHECK-NEXT: pushl %ebp |
| ; CHECK-NEXT: pushl %ebx |
| ; CHECK-NEXT: pushl %edi |
| ; CHECK-NEXT: pushl %esi |
| ; CHECK-NEXT: subl $28, %esp |
| ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %esi |
| ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %ebp |
| ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; CHECK-NEXT: movl %ebp, %edx |
| ; CHECK-NEXT: imull %eax, %edx |
| ; CHECK-NEXT: cmpl $1, {{[0-9]+}}(%esp) |
| ; CHECK-NEXT: movl %edx, {{[-0-9]+}}(%e{{[sb]}}p) ## 4-byte Spill |
| ; CHECK-NEXT: je LBB1_19 |
| ; CHECK-NEXT: ## %bb.1: ## %bb10.preheader |
| ; CHECK-NEXT: movl %edx, %ecx |
| ; CHECK-NEXT: shrl $2, %ecx |
| ; CHECK-NEXT: movl %ecx, {{[-0-9]+}}(%e{{[sb]}}p) ## 4-byte Spill |
| ; CHECK-NEXT: testl %ebp, %ebp |
| ; CHECK-NEXT: movl %eax, %edi |
| ; CHECK-NEXT: je LBB1_12 |
| ; CHECK-NEXT: ## %bb.2: ## %bb.nph9 |
| ; CHECK-NEXT: testl %eax, %eax |
| ; CHECK-NEXT: je LBB1_12 |
| ; CHECK-NEXT: ## %bb.3: ## %bb.nph9.split |
| ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; CHECK-NEXT: incl %eax |
| ; CHECK-NEXT: xorl %ecx, %ecx |
| ; CHECK-NEXT: movl %esi, %edx |
| ; CHECK-NEXT: xorl %esi, %esi |
| ; CHECK-NEXT: .p2align 4, 0x90 |
| ; CHECK-NEXT: LBB1_4: ## %bb6 |
| ; CHECK-NEXT: ## =>This Inner Loop Header: Depth=1 |
| ; CHECK-NEXT: movzbl (%eax,%esi,2), %ebx |
| ; CHECK-NEXT: movb %bl, (%edx,%esi) |
| ; CHECK-NEXT: incl %esi |
| ; CHECK-NEXT: cmpl %edi, %esi |
| ; CHECK-NEXT: jb LBB1_4 |
| ; CHECK-NEXT: ## %bb.5: ## %bb9 |
| ; CHECK-NEXT: ## in Loop: Header=BB1_4 Depth=1 |
| ; CHECK-NEXT: movl %edi, %ebx |
| ; CHECK-NEXT: incl %ecx |
| ; CHECK-NEXT: addl {{[0-9]+}}(%esp), %eax |
| ; CHECK-NEXT: addl %edi, %edx |
| ; CHECK-NEXT: cmpl %ebp, %ecx |
| ; CHECK-NEXT: je LBB1_12 |
| ; CHECK-NEXT: ## %bb.6: ## %bb7.preheader |
| ; CHECK-NEXT: ## in Loop: Header=BB1_4 Depth=1 |
| ; CHECK-NEXT: xorl %esi, %esi |
| ; CHECK-NEXT: jmp LBB1_4 |
| ; CHECK-NEXT: LBB1_12: ## %bb18.loopexit |
| ; CHECK-NEXT: movl {{[-0-9]+}}(%e{{[sb]}}p), %eax ## 4-byte Reload |
| ; CHECK-NEXT: movl {{[-0-9]+}}(%e{{[sb]}}p), %ecx ## 4-byte Reload |
| ; CHECK-NEXT: addl %ecx, %eax |
| ; CHECK-NEXT: movl %eax, {{[-0-9]+}}(%e{{[sb]}}p) ## 4-byte Spill |
| ; CHECK-NEXT: cmpl $1, %ebp |
| ; CHECK-NEXT: jbe LBB1_13 |
| ; CHECK-NEXT: ## %bb.7: ## %bb.nph5 |
| ; CHECK-NEXT: cmpl $2, %edi |
| ; CHECK-NEXT: jb LBB1_13 |
| ; CHECK-NEXT: ## %bb.8: ## %bb.nph5.split |
| ; CHECK-NEXT: movl %edi, %ebp |
| ; CHECK-NEXT: shrl %ebp |
| ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; CHECK-NEXT: shrl %eax |
| ; CHECK-NEXT: movl %eax, {{[-0-9]+}}(%e{{[sb]}}p) ## 4-byte Spill |
| ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; CHECK-NEXT: movl {{[-0-9]+}}(%e{{[sb]}}p), %ecx ## 4-byte Reload |
| ; CHECK-NEXT: addl %eax, %ecx |
| ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %edx |
| ; CHECK-NEXT: addl $2, %edx |
| ; CHECK-NEXT: movl %edx, {{[-0-9]+}}(%e{{[sb]}}p) ## 4-byte Spill |
| ; CHECK-NEXT: movl {{[-0-9]+}}(%e{{[sb]}}p), %edx ## 4-byte Reload |
| ; CHECK-NEXT: addl %edx, %eax |
| ; CHECK-NEXT: xorl %edx, %edx |
| ; CHECK-NEXT: xorl %ebx, %ebx |
| ; CHECK-NEXT: .p2align 4, 0x90 |
| ; CHECK-NEXT: LBB1_9: ## %bb13 |
| ; CHECK-NEXT: ## =>This Loop Header: Depth=1 |
| ; CHECK-NEXT: ## Child Loop BB1_10 Depth 2 |
| ; CHECK-NEXT: movl %ebx, {{[-0-9]+}}(%e{{[sb]}}p) ## 4-byte Spill |
| ; CHECK-NEXT: andl $1, %ebx |
| ; CHECK-NEXT: movl %edx, (%esp) ## 4-byte Spill |
| ; CHECK-NEXT: addl %edx, %ebx |
| ; CHECK-NEXT: imull {{[0-9]+}}(%esp), %ebx |
| ; CHECK-NEXT: addl {{[-0-9]+}}(%e{{[sb]}}p), %ebx ## 4-byte Folded Reload |
| ; CHECK-NEXT: xorl %esi, %esi |
| ; CHECK-NEXT: .p2align 4, 0x90 |
| ; CHECK-NEXT: LBB1_10: ## %bb14 |
| ; CHECK-NEXT: ## Parent Loop BB1_9 Depth=1 |
| ; CHECK-NEXT: ## => This Inner Loop Header: Depth=2 |
| ; CHECK-NEXT: movzbl -2(%ebx,%esi,4), %edx |
| ; CHECK-NEXT: movb %dl, (%eax,%esi) |
| ; CHECK-NEXT: movzbl (%ebx,%esi,4), %edx |
| ; CHECK-NEXT: movb %dl, (%ecx,%esi) |
| ; CHECK-NEXT: incl %esi |
| ; CHECK-NEXT: cmpl %ebp, %esi |
| ; CHECK-NEXT: jb LBB1_10 |
| ; CHECK-NEXT: ## %bb.11: ## %bb17 |
| ; CHECK-NEXT: ## in Loop: Header=BB1_9 Depth=1 |
| ; CHECK-NEXT: movl {{[-0-9]+}}(%e{{[sb]}}p), %ebx ## 4-byte Reload |
| ; CHECK-NEXT: incl %ebx |
| ; CHECK-NEXT: addl %ebp, %ecx |
| ; CHECK-NEXT: movl (%esp), %edx ## 4-byte Reload |
| ; CHECK-NEXT: addl $2, %edx |
| ; CHECK-NEXT: addl %ebp, %eax |
| ; CHECK-NEXT: cmpl {{[-0-9]+}}(%e{{[sb]}}p), %ebx ## 4-byte Folded Reload |
| ; CHECK-NEXT: jb LBB1_9 |
| ; CHECK-NEXT: LBB1_13: ## %bb20 |
| ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %esi |
| ; CHECK-NEXT: cmpl $1, %esi |
| ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %ebp |
| ; CHECK-NEXT: movl %edi, %eax |
| ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; CHECK-NEXT: je LBB1_19 |
| ; CHECK-NEXT: ## %bb.14: ## %bb20 |
| ; CHECK-NEXT: cmpl $3, %esi |
| ; CHECK-NEXT: jne LBB1_24 |
| ; CHECK-NEXT: ## %bb.15: ## %bb22 |
| ; CHECK-NEXT: movl {{[-0-9]+}}(%e{{[sb]}}p), %edx ## 4-byte Reload |
| ; CHECK-NEXT: addl %edx, {{[-0-9]+}}(%e{{[sb]}}p) ## 4-byte Folded Spill |
| ; CHECK-NEXT: testl %ebp, %ebp |
| ; CHECK-NEXT: je LBB1_18 |
| ; CHECK-NEXT: ## %bb.16: ## %bb.nph |
| ; CHECK-NEXT: movl %ebp, %esi |
| ; CHECK-NEXT: leal 15(%ebp), %eax |
| ; CHECK-NEXT: andl $-16, %eax |
| ; CHECK-NEXT: imull {{[0-9]+}}(%esp), %eax |
| ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %edx |
| ; CHECK-NEXT: addl $15, %edx |
| ; CHECK-NEXT: andl $-16, %edx |
| ; CHECK-NEXT: movl %edx, (%esp) ## 4-byte Spill |
| ; CHECK-NEXT: addl %eax, %ecx |
| ; CHECK-NEXT: movl {{[-0-9]+}}(%e{{[sb]}}p), %eax ## 4-byte Reload |
| ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %edx |
| ; CHECK-NEXT: leal (%edx,%eax), %ebp |
| ; CHECK-NEXT: .p2align 4, 0x90 |
| ; CHECK-NEXT: LBB1_17: ## %bb23 |
| ; CHECK-NEXT: ## =>This Inner Loop Header: Depth=1 |
| ; CHECK-NEXT: subl $4, %esp |
| ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %ebx |
| ; CHECK-NEXT: pushl %ebx |
| ; CHECK-NEXT: pushl %ecx |
| ; CHECK-NEXT: pushl %ebp |
| ; CHECK-NEXT: movl %ecx, %edi |
| ; CHECK-NEXT: calll _memcpy |
| ; CHECK-NEXT: movl %edi, %ecx |
| ; CHECK-NEXT: addl $16, %esp |
| ; CHECK-NEXT: addl %ebx, %ebp |
| ; CHECK-NEXT: addl (%esp), %ecx ## 4-byte Folded Reload |
| ; CHECK-NEXT: decl %esi |
| ; CHECK-NEXT: jne LBB1_17 |
| ; CHECK-NEXT: LBB1_18: ## %bb26 |
| ; CHECK-NEXT: movl {{[-0-9]+}}(%e{{[sb]}}p), %eax ## 4-byte Reload |
| ; CHECK-NEXT: movl {{[-0-9]+}}(%e{{[sb]}}p), %ecx ## 4-byte Reload |
| ; CHECK-NEXT: addl %ecx, %eax |
| ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %edx |
| ; CHECK-NEXT: addl %eax, %edx |
| ; CHECK-NEXT: shrl %ecx |
| ; CHECK-NEXT: subl $4, %esp |
| ; CHECK-NEXT: pushl %ecx |
| ; CHECK-NEXT: pushl $128 |
| ; CHECK-NEXT: pushl %edx |
| ; CHECK-NEXT: jmp LBB1_23 |
| ; CHECK-NEXT: LBB1_19: ## %bb29 |
| ; CHECK-NEXT: testl %ebp, %ebp |
| ; CHECK-NEXT: je LBB1_22 |
| ; CHECK-NEXT: ## %bb.20: ## %bb.nph11 |
| ; CHECK-NEXT: movl %ebp, %esi |
| ; CHECK-NEXT: movl %eax, %edi |
| ; CHECK-NEXT: addl $15, %eax |
| ; CHECK-NEXT: andl $-16, %eax |
| ; CHECK-NEXT: movl %eax, (%esp) ## 4-byte Spill |
| ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %ebp |
| ; CHECK-NEXT: .p2align 4, 0x90 |
| ; CHECK-NEXT: LBB1_21: ## %bb30 |
| ; CHECK-NEXT: ## =>This Inner Loop Header: Depth=1 |
| ; CHECK-NEXT: subl $4, %esp |
| ; CHECK-NEXT: pushl %edi |
| ; CHECK-NEXT: pushl %ecx |
| ; CHECK-NEXT: pushl %ebp |
| ; CHECK-NEXT: movl %ecx, %ebx |
| ; CHECK-NEXT: calll _memcpy |
| ; CHECK-NEXT: movl %ebx, %ecx |
| ; CHECK-NEXT: addl $16, %esp |
| ; CHECK-NEXT: addl %edi, %ebp |
| ; CHECK-NEXT: addl (%esp), %ecx ## 4-byte Folded Reload |
| ; CHECK-NEXT: decl %esi |
| ; CHECK-NEXT: jne LBB1_21 |
| ; CHECK-NEXT: LBB1_22: ## %bb33 |
| ; CHECK-NEXT: movl {{[-0-9]+}}(%e{{[sb]}}p), %eax ## 4-byte Reload |
| ; CHECK-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; CHECK-NEXT: addl %eax, %ecx |
| ; CHECK-NEXT: shrl %eax |
| ; CHECK-NEXT: subl $4, %esp |
| ; CHECK-NEXT: pushl %eax |
| ; CHECK-NEXT: pushl $128 |
| ; CHECK-NEXT: pushl %ecx |
| ; CHECK-NEXT: LBB1_23: ## %bb33 |
| ; CHECK-NEXT: calll _memset |
| ; CHECK-NEXT: addl $44, %esp |
| ; CHECK-NEXT: LBB1_25: ## %return |
| ; CHECK-NEXT: popl %esi |
| ; CHECK-NEXT: popl %edi |
| ; CHECK-NEXT: popl %ebx |
| ; CHECK-NEXT: popl %ebp |
| ; CHECK-NEXT: retl |
| ; CHECK-NEXT: LBB1_24: ## %return |
| ; CHECK-NEXT: addl $28, %esp |
| ; CHECK-NEXT: jmp LBB1_25 |
| entry: |
| %0 = mul i32 %x, %w |
| %1 = mul i32 %x, %w |
| %2 = udiv i32 %1, 4 |
| %.sum2 = add i32 %2, %0 |
| %cond = icmp eq i32 %d, 1 |
| br i1 %cond, label %bb29, label %bb10.preheader |
| |
| bb10.preheader: ; preds = %entry |
| %3 = icmp ne i32 %x, 0 |
| br i1 %3, label %bb.nph9, label %bb18.loopexit |
| |
| bb.nph7: ; preds = %bb7.preheader |
| %4 = mul i32 %y.08, %w |
| %5 = mul i32 %y.08, %s |
| %6 = add i32 %5, 1 |
| %tmp8 = icmp ugt i32 1, %w |
| %smax9 = select i1 %tmp8, i32 1, i32 %w |
| br label %bb6 |
| |
| bb6: ; preds = %bb7, %bb.nph7 |
| %x.06 = phi i32 [ 0, %bb.nph7 ], [ %indvar.next7, %bb7 ] |
| %7 = add i32 %x.06, %4 |
| %8 = shl i32 %x.06, 1 |
| %9 = add i32 %6, %8 |
| %10 = getelementptr i8, i8* %r, i32 %9 |
| %11 = load i8, i8* %10, align 1 |
| %12 = getelementptr i8, i8* %j, i32 %7 |
| store i8 %11, i8* %12, align 1 |
| br label %bb7 |
| |
| bb7: ; preds = %bb6 |
| %indvar.next7 = add i32 %x.06, 1 |
| %exitcond10 = icmp ne i32 %indvar.next7, %smax9 |
| br i1 %exitcond10, label %bb6, label %bb7.bb9_crit_edge |
| |
| bb7.bb9_crit_edge: ; preds = %bb7 |
| br label %bb9 |
| |
| bb9: ; preds = %bb7.preheader, %bb7.bb9_crit_edge |
| br label %bb10 |
| |
| bb10: ; preds = %bb9 |
| %indvar.next11 = add i32 %y.08, 1 |
| %exitcond12 = icmp ne i32 %indvar.next11, %x |
| br i1 %exitcond12, label %bb7.preheader, label %bb10.bb18.loopexit_crit_edge |
| |
| bb10.bb18.loopexit_crit_edge: ; preds = %bb10 |
| br label %bb10.bb18.loopexit_crit_edge.split |
| |
| bb10.bb18.loopexit_crit_edge.split: ; preds = %bb.nph9, %bb10.bb18.loopexit_crit_edge |
| br label %bb18.loopexit |
| |
| bb.nph9: ; preds = %bb10.preheader |
| %13 = icmp ugt i32 %w, 0 |
| br i1 %13, label %bb.nph9.split, label %bb10.bb18.loopexit_crit_edge.split |
| |
| bb.nph9.split: ; preds = %bb.nph9 |
| br label %bb7.preheader |
| |
| bb7.preheader: ; preds = %bb.nph9.split, %bb10 |
| %y.08 = phi i32 [ 0, %bb.nph9.split ], [ %indvar.next11, %bb10 ] |
| br i1 true, label %bb.nph7, label %bb9 |
| |
| bb.nph5: ; preds = %bb18.loopexit |
| %14 = udiv i32 %w, 2 |
| %15 = icmp ult i32 %w, 2 |
| %16 = udiv i32 %x, 2 |
| br i1 %15, label %bb18.bb20_crit_edge.split, label %bb.nph5.split |
| |
| bb.nph5.split: ; preds = %bb.nph5 |
| %tmp2 = icmp ugt i32 1, %16 |
| %smax3 = select i1 %tmp2, i32 1, i32 %16 |
| br label %bb13 |
| |
| bb13: ; preds = %bb18, %bb.nph5.split |
| %y.14 = phi i32 [ 0, %bb.nph5.split ], [ %indvar.next1, %bb18 ] |
| %17 = mul i32 %14, %y.14 |
| %18 = shl i32 %y.14, 1 |
| %19 = urem i32 %y.14, 2 |
| %20 = add i32 %19, %18 |
| %21 = mul i32 %20, %s |
| br i1 true, label %bb.nph3, label %bb17 |
| |
| bb.nph3: ; preds = %bb13 |
| %22 = add i32 %17, %0 |
| %23 = add i32 %17, %.sum2 |
| %24 = udiv i32 %w, 2 |
| %tmp = icmp ugt i32 1, %24 |
| %smax = select i1 %tmp, i32 1, i32 %24 |
| br label %bb14 |
| |
| bb14: ; preds = %bb15, %bb.nph3 |
| %x.12 = phi i32 [ 0, %bb.nph3 ], [ %indvar.next, %bb15 ] |
| %25 = shl i32 %x.12, 2 |
| %26 = add i32 %25, %21 |
| %27 = getelementptr i8, i8* %r, i32 %26 |
| %28 = load i8, i8* %27, align 1 |
| %.sum = add i32 %22, %x.12 |
| %29 = getelementptr i8, i8* %j, i32 %.sum |
| store i8 %28, i8* %29, align 1 |
| %30 = shl i32 %x.12, 2 |
| %31 = or i32 %30, 2 |
| %32 = add i32 %31, %21 |
| %33 = getelementptr i8, i8* %r, i32 %32 |
| %34 = load i8, i8* %33, align 1 |
| %.sum6 = add i32 %23, %x.12 |
| %35 = getelementptr i8, i8* %j, i32 %.sum6 |
| store i8 %34, i8* %35, align 1 |
| br label %bb15 |
| |
| bb15: ; preds = %bb14 |
| %indvar.next = add i32 %x.12, 1 |
| %exitcond = icmp ne i32 %indvar.next, %smax |
| br i1 %exitcond, label %bb14, label %bb15.bb17_crit_edge |
| |
| bb15.bb17_crit_edge: ; preds = %bb15 |
| br label %bb17 |
| |
| bb17: ; preds = %bb15.bb17_crit_edge, %bb13 |
| br label %bb18 |
| |
| bb18.loopexit: ; preds = %bb10.bb18.loopexit_crit_edge.split, %bb10.preheader |
| %36 = icmp ult i32 %x, 2 |
| br i1 %36, label %bb20, label %bb.nph5 |
| |
| bb18: ; preds = %bb17 |
| %indvar.next1 = add i32 %y.14, 1 |
| %exitcond4 = icmp ne i32 %indvar.next1, %smax3 |
| br i1 %exitcond4, label %bb13, label %bb18.bb20_crit_edge |
| |
| bb18.bb20_crit_edge: ; preds = %bb18 |
| br label %bb18.bb20_crit_edge.split |
| |
| bb18.bb20_crit_edge.split: ; preds = %bb18.bb20_crit_edge, %bb.nph5 |
| br label %bb20 |
| |
| bb20: ; preds = %bb18.bb20_crit_edge.split, %bb18.loopexit |
| switch i32 %d, label %return [ |
| i32 3, label %bb22 |
| i32 1, label %bb29 |
| ] |
| |
| bb22: ; preds = %bb20 |
| %37 = mul i32 %x, %w |
| %38 = udiv i32 %37, 4 |
| %.sum3 = add i32 %38, %.sum2 |
| %39 = add i32 %x, 15 |
| %40 = and i32 %39, -16 |
| %41 = add i32 %w, 15 |
| %42 = and i32 %41, -16 |
| %43 = mul i32 %40, %s |
| %44 = icmp ugt i32 %x, 0 |
| br i1 %44, label %bb.nph, label %bb26 |
| |
| bb.nph: ; preds = %bb22 |
| br label %bb23 |
| |
| bb23: ; preds = %bb24, %bb.nph |
| %y.21 = phi i32 [ 0, %bb.nph ], [ %indvar.next5, %bb24 ] |
| %45 = mul i32 %y.21, %42 |
| %.sum1 = add i32 %45, %43 |
| %46 = getelementptr i8, i8* %r, i32 %.sum1 |
| %47 = mul i32 %y.21, %w |
| %.sum5 = add i32 %47, %.sum3 |
| %48 = getelementptr i8, i8* %j, i32 %.sum5 |
| tail call void @llvm.memcpy.p0i8.p0i8.i32(i8* %48, i8* %46, i32 %w, i1 false) |
| br label %bb24 |
| |
| bb24: ; preds = %bb23 |
| %indvar.next5 = add i32 %y.21, 1 |
| %exitcond6 = icmp ne i32 %indvar.next5, %x |
| br i1 %exitcond6, label %bb23, label %bb24.bb26_crit_edge |
| |
| bb24.bb26_crit_edge: ; preds = %bb24 |
| br label %bb26 |
| |
| bb26: ; preds = %bb24.bb26_crit_edge, %bb22 |
| %49 = mul i32 %x, %w |
| %.sum4 = add i32 %.sum3, %49 |
| %50 = getelementptr i8, i8* %j, i32 %.sum4 |
| %51 = mul i32 %x, %w |
| %52 = udiv i32 %51, 2 |
| tail call void @llvm.memset.p0i8.i32(i8* %50, i8 -128, i32 %52, i1 false) |
| ret void |
| |
| bb29: ; preds = %bb20, %entry |
| %53 = add i32 %w, 15 |
| %54 = and i32 %53, -16 |
| %55 = icmp ugt i32 %x, 0 |
| br i1 %55, label %bb.nph11, label %bb33 |
| |
| bb.nph11: ; preds = %bb29 |
| br label %bb30 |
| |
| bb30: ; preds = %bb31, %bb.nph11 |
| %y.310 = phi i32 [ 0, %bb.nph11 ], [ %indvar.next13, %bb31 ] |
| %56 = mul i32 %y.310, %54 |
| %57 = getelementptr i8, i8* %r, i32 %56 |
| %58 = mul i32 %y.310, %w |
| %59 = getelementptr i8, i8* %j, i32 %58 |
| tail call void @llvm.memcpy.p0i8.p0i8.i32(i8* %59, i8* %57, i32 %w, i1 false) |
| br label %bb31 |
| |
| bb31: ; preds = %bb30 |
| %indvar.next13 = add i32 %y.310, 1 |
| %exitcond14 = icmp ne i32 %indvar.next13, %x |
| br i1 %exitcond14, label %bb30, label %bb31.bb33_crit_edge |
| |
| bb31.bb33_crit_edge: ; preds = %bb31 |
| br label %bb33 |
| |
| bb33: ; preds = %bb31.bb33_crit_edge, %bb29 |
| %60 = mul i32 %x, %w |
| %61 = getelementptr i8, i8* %j, i32 %60 |
| %62 = mul i32 %x, %w |
| %63 = udiv i32 %62, 2 |
| tail call void @llvm.memset.p0i8.i32(i8* %61, i8 -128, i32 %63, i1 false) |
| ret void |
| |
| return: ; preds = %bb20 |
| ret void |
| } |
| |
| declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture, i8* nocapture, i32, i1) nounwind |
| |
| declare void @llvm.memset.p0i8.i32(i8* nocapture, i8, i32, i1) nounwind |
