2008-04-28-CoalescerBug.ll
9.64 KB
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-apple-darwin | FileCheck %s
%struct.BITMAP = type { i16, i16, i32, i32, i32, i32, i32, i32, i8*, i8* }
%struct.BltData = type { float, float, float, float }
%struct.BltDepth = type { i32, i8**, i32, %struct.BITMAP* (%struct.BltDepth**, %struct.BITMAP*, i32, i32, float*, float, i32)*, i32 (%struct.BltDepth**, %struct.BltOp*)*, i32 (%struct.BltDepth**, %struct.BltOp*, %struct.BltImg*)*, i32 (%struct.BltDepth**, %struct.BltOp*, %struct.BltSh*)*, [28 x [2 x [2 x i32]]]*, %struct.BltData* }
%struct.BltImg = type { i32, i8, i8, i8, float, float*, float*, i32, i32, float*, i32 (i8*, i8*, i8**, i32*, i8**, i32*)*, i8* }
%struct.BltOp = type { i8, i8, i8, i8, i32, i32, i32, i32, i32, i32, i32, i32, i8*, i8*, i32, i32, i32, i32, i32, i32, i32, i8*, i8*, i32, i32, i32, i32, i32, i32, i32, i8* }
%struct.BltSh = type { i8, i8, i8, i8, float, float*, float*, float*, float*, i32, i32, float*, float*, float* }
define void @t(%struct.BltDepth* %depth, %struct.BltOp* %bop, i32 %mode) nounwind {
; CHECK-LABEL: t:
; CHECK: ## %bb.0: ## %entry
; CHECK-NEXT: cmpl $18, %edx
; CHECK-NEXT: je LBB0_3
; CHECK-NEXT: ## %bb.1: ## %entry
; CHECK-NEXT: cmpl $1, %edx
; CHECK-NEXT: jne LBB0_10
; CHECK-NEXT: .p2align 4, 0x90
; CHECK-NEXT: LBB0_2: ## %bb2898.us
; CHECK-NEXT: ## =>This Inner Loop Header: Depth=1
; CHECK-NEXT: jmp LBB0_2
; CHECK-NEXT: LBB0_3: ## %bb13086.preheader
; CHECK-NEXT: movb $1, %al
; CHECK-NEXT: .p2align 4, 0x90
; CHECK-NEXT: LBB0_4: ## %bb13088
; CHECK-NEXT: ## =>This Inner Loop Header: Depth=1
; CHECK-NEXT: testb %al, %al
; CHECK-NEXT: jne LBB0_5
; CHECK-NEXT: ## %bb.6: ## %bb13101
; CHECK-NEXT: ## in Loop: Header=BB0_4 Depth=1
; CHECK-NEXT: xorl %ecx, %ecx
; CHECK-NEXT: jmp LBB0_7
; CHECK-NEXT: .p2align 4, 0x90
; CHECK-NEXT: LBB0_5: ## in Loop: Header=BB0_4 Depth=1
; CHECK-NEXT: movl $65535, %ecx ## imm = 0xFFFF
; CHECK-NEXT: LBB0_7: ## %bb13107
; CHECK-NEXT: ## in Loop: Header=BB0_4 Depth=1
; CHECK-NEXT: movl %ecx, %edx
; CHECK-NEXT: shll $16, %edx
; CHECK-NEXT: subl %ecx, %edx
; CHECK-NEXT: incl %edx
; CHECK-NEXT: shrl $16, %edx
; CHECK-NEXT: subl %edx, %ecx
; CHECK-NEXT: testw %cx, %cx
; CHECK-NEXT: je LBB0_4
; CHECK-NEXT: ## %bb.8: ## %bb13236
; CHECK-NEXT: ## in Loop: Header=BB0_4 Depth=1
; CHECK-NEXT: cmpw $-1, %cx
; CHECK-NEXT: testb %al, %al
; CHECK-NEXT: jne LBB0_4
; CHECK-NEXT: ## %bb.9: ## %bb13572
; CHECK-NEXT: ## in Loop: Header=BB0_4 Depth=1
; CHECK-NEXT: movzwl %cx, %ecx
; CHECK-NEXT: movl %ecx, %edx
; CHECK-NEXT: shll $16, %edx
; CHECK-NEXT: subl %ecx, %edx
; CHECK-NEXT: incl %edx
; CHECK-NEXT: shrl $16, %edx
; CHECK-NEXT: movw %dx, 0
; CHECK-NEXT: jmp LBB0_4
; CHECK-NEXT: LBB0_10: ## %return
; CHECK-NEXT: retq
entry:
switch i32 %mode, label %return [
i32 1, label %bb2898.us
i32 18, label %bb13086.preheader
]
bb13086.preheader: ; preds = %entry
%tmp13098 = icmp eq i32 0, 0 ; <i1> [#uses=1]
%tmp13238 = icmp eq i32 0, 0 ; <i1> [#uses=1]
br label %bb13088
bb2898.us: ; preds = %bb2898.us, %entry
br label %bb2898.us
bb13088: ; preds = %bb13572, %bb13567, %bb13107, %bb13086.preheader
br i1 %tmp13098, label %bb13107, label %bb13101
bb13101: ; preds = %bb13088
br label %bb13107
bb13107: ; preds = %bb13101, %bb13088
%iftmp.684.0 = phi i32 [ 0, %bb13101 ], [ 65535, %bb13088 ] ; <i32> [#uses=2]
%tmp13111 = load i64, i64* null, align 8 ; <i64> [#uses=3]
%tmp13116 = lshr i64 %tmp13111, 16 ; <i64> [#uses=1]
%tmp1311613117 = trunc i64 %tmp13116 to i32 ; <i32> [#uses=1]
%tmp13118 = and i32 %tmp1311613117, 65535 ; <i32> [#uses=1]
%tmp13120 = lshr i64 %tmp13111, 32 ; <i64> [#uses=1]
%tmp1312013121 = trunc i64 %tmp13120 to i32 ; <i32> [#uses=1]
%tmp13122 = and i32 %tmp1312013121, 65535 ; <i32> [#uses=2]
%tmp13124 = lshr i64 %tmp13111, 48 ; <i64> [#uses=1]
%tmp1312413125 = trunc i64 %tmp13124 to i32 ; <i32> [#uses=2]
%tmp1314013141not = xor i16 0, -1 ; <i16> [#uses=1]
%tmp1314013141not13142 = zext i16 %tmp1314013141not to i32 ; <i32> [#uses=3]
%tmp13151 = mul i32 %tmp13122, %tmp1314013141not13142 ; <i32> [#uses=1]
%tmp13154 = mul i32 %tmp1312413125, %tmp1314013141not13142 ; <i32> [#uses=1]
%tmp13157 = mul i32 %iftmp.684.0, %tmp1314013141not13142 ; <i32> [#uses=1]
%tmp13171 = add i32 %tmp13151, 1 ; <i32> [#uses=1]
%tmp13172 = add i32 %tmp13171, 0 ; <i32> [#uses=1]
%tmp13176 = add i32 %tmp13154, 1 ; <i32> [#uses=1]
%tmp13177 = add i32 %tmp13176, 0 ; <i32> [#uses=1]
%tmp13181 = add i32 %tmp13157, 1 ; <i32> [#uses=1]
%tmp13182 = add i32 %tmp13181, 0 ; <i32> [#uses=1]
%tmp13188 = lshr i32 %tmp13172, 16 ; <i32> [#uses=1]
%tmp13190 = lshr i32 %tmp13177, 16 ; <i32> [#uses=1]
%tmp13192 = lshr i32 %tmp13182, 16 ; <i32> [#uses=1]
%tmp13198 = sub i32 %tmp13118, 0 ; <i32> [#uses=1]
%tmp13201 = sub i32 %tmp13122, %tmp13188 ; <i32> [#uses=1]
%tmp13204 = sub i32 %tmp1312413125, %tmp13190 ; <i32> [#uses=1]
%tmp13207 = sub i32 %iftmp.684.0, %tmp13192 ; <i32> [#uses=1]
%tmp1320813209 = zext i32 %tmp13204 to i64 ; <i64> [#uses=1]
%tmp13211 = shl i64 %tmp1320813209, 48 ; <i64> [#uses=1]
%tmp1321213213 = zext i32 %tmp13201 to i64 ; <i64> [#uses=1]
%tmp13214 = shl i64 %tmp1321213213, 32 ; <i64> [#uses=1]
%tmp13215 = and i64 %tmp13214, 281470681743360 ; <i64> [#uses=1]
%tmp1321713218 = zext i32 %tmp13198 to i64 ; <i64> [#uses=1]
%tmp13219 = shl i64 %tmp1321713218, 16 ; <i64> [#uses=1]
%tmp13220 = and i64 %tmp13219, 4294901760 ; <i64> [#uses=1]
%tmp13216 = or i64 %tmp13211, 0 ; <i64> [#uses=1]
%tmp13221 = or i64 %tmp13216, %tmp13215 ; <i64> [#uses=1]
%tmp13225 = or i64 %tmp13221, %tmp13220 ; <i64> [#uses=4]
%tmp1322713228 = trunc i32 %tmp13207 to i16 ; <i16> [#uses=4]
%tmp13233 = icmp eq i16 %tmp1322713228, 0 ; <i1> [#uses=1]
br i1 %tmp13233, label %bb13088, label %bb13236
bb13236: ; preds = %bb13107
br i1 false, label %bb13567, label %bb13252
bb13252: ; preds = %bb13236
%tmp1329013291 = zext i16 %tmp1322713228 to i64 ; <i64> [#uses=8]
%tmp13296 = lshr i64 %tmp13225, 16 ; <i64> [#uses=1]
%tmp13297 = and i64 %tmp13296, 65535 ; <i64> [#uses=1]
%tmp13299 = lshr i64 %tmp13225, 32 ; <i64> [#uses=1]
%tmp13300 = and i64 %tmp13299, 65535 ; <i64> [#uses=1]
%tmp13302 = lshr i64 %tmp13225, 48 ; <i64> [#uses=1]
%tmp13306 = sub i64 %tmp1329013291, 0 ; <i64> [#uses=0]
%tmp13309 = sub i64 %tmp1329013291, %tmp13297 ; <i64> [#uses=1]
%tmp13312 = sub i64 %tmp1329013291, %tmp13300 ; <i64> [#uses=1]
%tmp13315 = sub i64 %tmp1329013291, %tmp13302 ; <i64> [#uses=1]
%tmp13318 = mul i64 %tmp1329013291, %tmp1329013291 ; <i64> [#uses=1]
br i1 false, label %bb13339, label %bb13324
bb13324: ; preds = %bb13252
br i1 false, label %bb13339, label %bb13330
bb13330: ; preds = %bb13324
%tmp13337 = sdiv i64 0, 0 ; <i64> [#uses=1]
br label %bb13339
bb13339: ; preds = %bb13330, %bb13324, %bb13252
%r0120.0 = phi i64 [ %tmp13337, %bb13330 ], [ 0, %bb13252 ], [ 4294836225, %bb13324 ] ; <i64> [#uses=1]
br i1 false, label %bb13360, label %bb13345
bb13345: ; preds = %bb13339
br i1 false, label %bb13360, label %bb13351
bb13351: ; preds = %bb13345
%tmp13354 = mul i64 0, %tmp13318 ; <i64> [#uses=1]
%tmp13357 = sub i64 %tmp1329013291, %tmp13309 ; <i64> [#uses=1]
%tmp13358 = sdiv i64 %tmp13354, %tmp13357 ; <i64> [#uses=1]
br label %bb13360
bb13360: ; preds = %bb13351, %bb13345, %bb13339
%r1121.0 = phi i64 [ %tmp13358, %bb13351 ], [ 0, %bb13339 ], [ 4294836225, %bb13345 ] ; <i64> [#uses=1]
br i1 false, label %bb13402, label %bb13387
bb13387: ; preds = %bb13360
br label %bb13402
bb13402: ; preds = %bb13387, %bb13360
%r3123.0 = phi i64 [ 0, %bb13360 ], [ 4294836225, %bb13387 ] ; <i64> [#uses=1]
%tmp13404 = icmp eq i16 %tmp1322713228, -1 ; <i1> [#uses=1]
br i1 %tmp13404, label %bb13435, label %bb13407
bb13407: ; preds = %bb13402
br label %bb13435
bb13435: ; preds = %bb13407, %bb13402
%r0120.1 = phi i64 [ 0, %bb13407 ], [ %r0120.0, %bb13402 ] ; <i64> [#uses=0]
%r1121.1 = phi i64 [ 0, %bb13407 ], [ %r1121.0, %bb13402 ] ; <i64> [#uses=0]
%r3123.1 = phi i64 [ 0, %bb13407 ], [ %r3123.0, %bb13402 ] ; <i64> [#uses=0]
%tmp13450 = mul i64 0, %tmp13312 ; <i64> [#uses=0]
%tmp13455 = mul i64 0, %tmp13315 ; <i64> [#uses=0]
%tmp13461 = add i64 0, %tmp1329013291 ; <i64> [#uses=1]
%tmp13462 = mul i64 %tmp13461, 65535 ; <i64> [#uses=1]
%tmp13466 = sub i64 %tmp13462, 0 ; <i64> [#uses=1]
%tmp13526 = add i64 %tmp13466, 1 ; <i64> [#uses=1]
%tmp13527 = add i64 %tmp13526, 0 ; <i64> [#uses=1]
%tmp13528 = ashr i64 %tmp13527, 16 ; <i64> [#uses=4]
%tmp13536 = sub i64 %tmp13528, 0 ; <i64> [#uses=1]
%tmp13537 = shl i64 %tmp13536, 32 ; <i64> [#uses=1]
%tmp13538 = and i64 %tmp13537, 281470681743360 ; <i64> [#uses=1]
%tmp13542 = sub i64 %tmp13528, 0 ; <i64> [#uses=1]
%tmp13543 = shl i64 %tmp13542, 16 ; <i64> [#uses=1]
%tmp13544 = and i64 %tmp13543, 4294901760 ; <i64> [#uses=1]
%tmp13548 = sub i64 %tmp13528, 0 ; <i64> [#uses=1]
%tmp13549 = and i64 %tmp13548, 65535 ; <i64> [#uses=1]
%tmp13539 = or i64 %tmp13538, 0 ; <i64> [#uses=1]
%tmp13545 = or i64 %tmp13539, %tmp13549 ; <i64> [#uses=1]
%tmp13550 = or i64 %tmp13545, %tmp13544 ; <i64> [#uses=1]
%tmp1355213553 = trunc i64 %tmp13528 to i16 ; <i16> [#uses=1]
br label %bb13567
bb13567: ; preds = %bb13435, %bb13236
%tsp1040.0.0 = phi i64 [ %tmp13550, %bb13435 ], [ %tmp13225, %bb13236 ] ; <i64> [#uses=0]
%tsp1040.1.0 = phi i16 [ %tmp1355213553, %bb13435 ], [ %tmp1322713228, %bb13236 ] ; <i16> [#uses=1]
br i1 %tmp13238, label %bb13088, label %bb13572
bb13572: ; preds = %bb13567
store i16 %tsp1040.1.0, i16* null, align 2
br label %bb13088
return: ; preds = %entry
ret void
}