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      1 ; RUN: llc -mcpu=ppc64 -O0 -disable-fp-elim -fast-isel=false < %s | FileCheck %s
      2 
      3 target datalayout = "E-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v128:128:128-n32:64"
      4 target triple = "powerpc64-unknown-linux-gnu"
      5 
      6 %struct.s1 = type { i8 }
      7 %struct.s2 = type { i16 }
      8 %struct.s4 = type { i32 }
      9 %struct.t1 = type { i8 }
     10 %struct.t3 = type <{ i16, i8 }>
     11 %struct.t5 = type <{ i32, i8 }>
     12 %struct.t6 = type <{ i32, i16 }>
     13 %struct.t7 = type <{ i32, i16, i8 }>
     14 %struct.s3 = type { i16, i8 }
     15 %struct.s5 = type { i32, i8 }
     16 %struct.s6 = type { i32, i16 }
     17 %struct.s7 = type { i32, i16, i8 }
     18 %struct.t2 = type <{ i16 }>
     19 %struct.t4 = type <{ i32 }>
     20 
     21 @caller1.p1 = private unnamed_addr constant %struct.s1 { i8 1 }, align 1
     22 @caller1.p2 = private unnamed_addr constant %struct.s2 { i16 2 }, align 2
     23 @caller1.p3 = private unnamed_addr constant { i16, i8, i8 } { i16 4, i8 8, i8 undef }, align 2
     24 @caller1.p4 = private unnamed_addr constant %struct.s4 { i32 16 }, align 4
     25 @caller1.p5 = private unnamed_addr constant { i32, i8, [3 x i8] } { i32 32, i8 64, [3 x i8] undef }, align 4
     26 @caller1.p6 = private unnamed_addr constant { i32, i16, [2 x i8] } { i32 128, i16 256, [2 x i8] undef }, align 4
     27 @caller1.p7 = private unnamed_addr constant { i32, i16, i8, i8 } { i32 512, i16 1024, i8 -3, i8 undef }, align 4
     28 @caller2.p1 = private unnamed_addr constant %struct.t1 { i8 1 }, align 1
     29 @caller2.p2 = private unnamed_addr constant { i16 } { i16 2 }, align 1
     30 @caller2.p3 = private unnamed_addr constant %struct.t3 <{ i16 4, i8 8 }>, align 1
     31 @caller2.p4 = private unnamed_addr constant { i32 } { i32 16 }, align 1
     32 @caller2.p5 = private unnamed_addr constant %struct.t5 <{ i32 32, i8 64 }>, align 1
     33 @caller2.p6 = private unnamed_addr constant %struct.t6 <{ i32 128, i16 256 }>, align 1
     34 @caller2.p7 = private unnamed_addr constant %struct.t7 <{ i32 512, i16 1024, i8 -3 }>, align 1
     35 
     36 define i32 @caller1() nounwind {
     37 entry:
     38   %p1 = alloca %struct.s1, align 1
     39   %p2 = alloca %struct.s2, align 2
     40   %p3 = alloca %struct.s3, align 2
     41   %p4 = alloca %struct.s4, align 4
     42   %p5 = alloca %struct.s5, align 4
     43   %p6 = alloca %struct.s6, align 4
     44   %p7 = alloca %struct.s7, align 4
     45   %0 = bitcast %struct.s1* %p1 to i8*
     46   call void @llvm.memcpy.p0i8.p0i8.i64(i8* %0, i8* getelementptr inbounds (%struct.s1, %struct.s1* @caller1.p1, i32 0, i32 0), i64 1, i32 1, i1 false)
     47   %1 = bitcast %struct.s2* %p2 to i8*
     48   call void @llvm.memcpy.p0i8.p0i8.i64(i8* %1, i8* bitcast (%struct.s2* @caller1.p2 to i8*), i64 2, i32 2, i1 false)
     49   %2 = bitcast %struct.s3* %p3 to i8*
     50   call void @llvm.memcpy.p0i8.p0i8.i64(i8* %2, i8* bitcast ({ i16, i8, i8 }* @caller1.p3 to i8*), i64 4, i32 2, i1 false)
     51   %3 = bitcast %struct.s4* %p4 to i8*
     52   call void @llvm.memcpy.p0i8.p0i8.i64(i8* %3, i8* bitcast (%struct.s4* @caller1.p4 to i8*), i64 4, i32 4, i1 false)
     53   %4 = bitcast %struct.s5* %p5 to i8*
     54   call void @llvm.memcpy.p0i8.p0i8.i64(i8* %4, i8* bitcast ({ i32, i8, [3 x i8] }* @caller1.p5 to i8*), i64 8, i32 4, i1 false)
     55   %5 = bitcast %struct.s6* %p6 to i8*
     56   call void @llvm.memcpy.p0i8.p0i8.i64(i8* %5, i8* bitcast ({ i32, i16, [2 x i8] }* @caller1.p6 to i8*), i64 8, i32 4, i1 false)
     57   %6 = bitcast %struct.s7* %p7 to i8*
     58   call void @llvm.memcpy.p0i8.p0i8.i64(i8* %6, i8* bitcast ({ i32, i16, i8, i8 }* @caller1.p7 to i8*), i64 8, i32 4, i1 false)
     59   %call = call i32 @callee1(i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, %struct.s1* byval %p1, %struct.s2* byval %p2, %struct.s3* byval %p3, %struct.s4* byval %p4, %struct.s5* byval %p5, %struct.s6* byval %p6, %struct.s7* byval %p7)
     60   ret i32 %call
     61 
     62 ; CHECK: stb {{[0-9]+}}, 119(1)
     63 ; CHECK: sth {{[0-9]+}}, 126(1)
     64 ; CHECK: stw {{[0-9]+}}, 132(1)
     65 ; CHECK: stw {{[0-9]+}}, 140(1)
     66 ; CHECK: std {{[0-9]+}}, 144(1)
     67 ; CHECK: std {{[0-9]+}}, 152(1)
     68 ; CHECK: std {{[0-9]+}}, 160(1)
     69 }
     70 
     71 declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture, i64, i32, i1) nounwind
     72 
     73 define internal i32 @callee1(i32 %z1, i32 %z2, i32 %z3, i32 %z4, i32 %z5, i32 %z6, i32 %z7, i32 %z8, %struct.s1* byval %v1, %struct.s2* byval %v2, %struct.s3* byval %v3, %struct.s4* byval %v4, %struct.s5* byval %v5, %struct.s6* byval %v6, %struct.s7* byval %v7) nounwind {
     74 entry:
     75   %z1.addr = alloca i32, align 4
     76   %z2.addr = alloca i32, align 4
     77   %z3.addr = alloca i32, align 4
     78   %z4.addr = alloca i32, align 4
     79   %z5.addr = alloca i32, align 4
     80   %z6.addr = alloca i32, align 4
     81   %z7.addr = alloca i32, align 4
     82   %z8.addr = alloca i32, align 4
     83   store i32 %z1, i32* %z1.addr, align 4
     84   store i32 %z2, i32* %z2.addr, align 4
     85   store i32 %z3, i32* %z3.addr, align 4
     86   store i32 %z4, i32* %z4.addr, align 4
     87   store i32 %z5, i32* %z5.addr, align 4
     88   store i32 %z6, i32* %z6.addr, align 4
     89   store i32 %z7, i32* %z7.addr, align 4
     90   store i32 %z8, i32* %z8.addr, align 4
     91   %a = getelementptr inbounds %struct.s1, %struct.s1* %v1, i32 0, i32 0
     92   %0 = load i8, i8* %a, align 1
     93   %conv = zext i8 %0 to i32
     94   %a1 = getelementptr inbounds %struct.s2, %struct.s2* %v2, i32 0, i32 0
     95   %1 = load i16, i16* %a1, align 2
     96   %conv2 = sext i16 %1 to i32
     97   %add = add nsw i32 %conv, %conv2
     98   %a3 = getelementptr inbounds %struct.s3, %struct.s3* %v3, i32 0, i32 0
     99   %2 = load i16, i16* %a3, align 2
    100   %conv4 = sext i16 %2 to i32
    101   %add5 = add nsw i32 %add, %conv4
    102   %a6 = getelementptr inbounds %struct.s4, %struct.s4* %v4, i32 0, i32 0
    103   %3 = load i32, i32* %a6, align 4
    104   %add7 = add nsw i32 %add5, %3
    105   %a8 = getelementptr inbounds %struct.s5, %struct.s5* %v5, i32 0, i32 0
    106   %4 = load i32, i32* %a8, align 4
    107   %add9 = add nsw i32 %add7, %4
    108   %a10 = getelementptr inbounds %struct.s6, %struct.s6* %v6, i32 0, i32 0
    109   %5 = load i32, i32* %a10, align 4
    110   %add11 = add nsw i32 %add9, %5
    111   %a12 = getelementptr inbounds %struct.s7, %struct.s7* %v7, i32 0, i32 0
    112   %6 = load i32, i32* %a12, align 4
    113   %add13 = add nsw i32 %add11, %6
    114   ret i32 %add13
    115 
    116 ; CHECK: lha {{[0-9]+}}, 126(1)
    117 ; CHECK: lha {{[0-9]+}}, 132(1)
    118 ; CHECK: lbz {{[0-9]+}}, 119(1)
    119 ; CHECK: lwz {{[0-9]+}}, 140(1)
    120 ; CHECK: lwz {{[0-9]+}}, 144(1)
    121 ; CHECK: lwz {{[0-9]+}}, 152(1)
    122 ; CHECK: lwz {{[0-9]+}}, 160(1)
    123 }
    124 
    125 define i32 @caller2() nounwind {
    126 entry:
    127   %p1 = alloca %struct.t1, align 1
    128   %p2 = alloca %struct.t2, align 1
    129   %p3 = alloca %struct.t3, align 1
    130   %p4 = alloca %struct.t4, align 1
    131   %p5 = alloca %struct.t5, align 1
    132   %p6 = alloca %struct.t6, align 1
    133   %p7 = alloca %struct.t7, align 1
    134   %0 = bitcast %struct.t1* %p1 to i8*
    135   call void @llvm.memcpy.p0i8.p0i8.i64(i8* %0, i8* getelementptr inbounds (%struct.t1, %struct.t1* @caller2.p1, i32 0, i32 0), i64 1, i32 1, i1 false)
    136   %1 = bitcast %struct.t2* %p2 to i8*
    137   call void @llvm.memcpy.p0i8.p0i8.i64(i8* %1, i8* bitcast ({ i16 }* @caller2.p2 to i8*), i64 2, i32 1, i1 false)
    138   %2 = bitcast %struct.t3* %p3 to i8*
    139   call void @llvm.memcpy.p0i8.p0i8.i64(i8* %2, i8* bitcast (%struct.t3* @caller2.p3 to i8*), i64 3, i32 1, i1 false)
    140   %3 = bitcast %struct.t4* %p4 to i8*
    141   call void @llvm.memcpy.p0i8.p0i8.i64(i8* %3, i8* bitcast ({ i32 }* @caller2.p4 to i8*), i64 4, i32 1, i1 false)
    142   %4 = bitcast %struct.t5* %p5 to i8*
    143   call void @llvm.memcpy.p0i8.p0i8.i64(i8* %4, i8* bitcast (%struct.t5* @caller2.p5 to i8*), i64 5, i32 1, i1 false)
    144   %5 = bitcast %struct.t6* %p6 to i8*
    145   call void @llvm.memcpy.p0i8.p0i8.i64(i8* %5, i8* bitcast (%struct.t6* @caller2.p6 to i8*), i64 6, i32 1, i1 false)
    146   %6 = bitcast %struct.t7* %p7 to i8*
    147   call void @llvm.memcpy.p0i8.p0i8.i64(i8* %6, i8* bitcast (%struct.t7* @caller2.p7 to i8*), i64 7, i32 1, i1 false)
    148   %call = call i32 @callee2(i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, %struct.t1* byval %p1, %struct.t2* byval %p2, %struct.t3* byval %p3, %struct.t4* byval %p4, %struct.t5* byval %p5, %struct.t6* byval %p6, %struct.t7* byval %p7)
    149   ret i32 %call
    150 
    151 ; CHECK: stb {{[0-9]+}}, 119(1)
    152 ; CHECK: sth {{[0-9]+}}, 126(1)
    153 ; CHECK: stb {{[0-9]+}}, 135(1)
    154 ; CHECK: sth {{[0-9]+}}, 133(1)
    155 ; CHECK: stw {{[0-9]+}}, 140(1)
    156 ; CHECK: stb {{[0-9]+}}, 151(1)
    157 ; CHECK: stw {{[0-9]+}}, 147(1)
    158 ; CHECK: sth {{[0-9]+}}, 158(1)
    159 ; CHECK: stw {{[0-9]+}}, 154(1)
    160 ; CHECK: stb {{[0-9]+}}, 167(1)
    161 ; CHECK: sth {{[0-9]+}}, 165(1)
    162 ; CHECK: stw {{[0-9]+}}, 161(1)
    163 }
    164 
    165 define internal i32 @callee2(i32 %z1, i32 %z2, i32 %z3, i32 %z4, i32 %z5, i32 %z6, i32 %z7, i32 %z8, %struct.t1* byval %v1, %struct.t2* byval %v2, %struct.t3* byval %v3, %struct.t4* byval %v4, %struct.t5* byval %v5, %struct.t6* byval %v6, %struct.t7* byval %v7) nounwind {
    166 entry:
    167   %z1.addr = alloca i32, align 4
    168   %z2.addr = alloca i32, align 4
    169   %z3.addr = alloca i32, align 4
    170   %z4.addr = alloca i32, align 4
    171   %z5.addr = alloca i32, align 4
    172   %z6.addr = alloca i32, align 4
    173   %z7.addr = alloca i32, align 4
    174   %z8.addr = alloca i32, align 4
    175   store i32 %z1, i32* %z1.addr, align 4
    176   store i32 %z2, i32* %z2.addr, align 4
    177   store i32 %z3, i32* %z3.addr, align 4
    178   store i32 %z4, i32* %z4.addr, align 4
    179   store i32 %z5, i32* %z5.addr, align 4
    180   store i32 %z6, i32* %z6.addr, align 4
    181   store i32 %z7, i32* %z7.addr, align 4
    182   store i32 %z8, i32* %z8.addr, align 4
    183   %a = getelementptr inbounds %struct.t1, %struct.t1* %v1, i32 0, i32 0
    184   %0 = load i8, i8* %a, align 1
    185   %conv = zext i8 %0 to i32
    186   %a1 = getelementptr inbounds %struct.t2, %struct.t2* %v2, i32 0, i32 0
    187   %1 = load i16, i16* %a1, align 1
    188   %conv2 = sext i16 %1 to i32
    189   %add = add nsw i32 %conv, %conv2
    190   %a3 = getelementptr inbounds %struct.t3, %struct.t3* %v3, i32 0, i32 0
    191   %2 = load i16, i16* %a3, align 1
    192   %conv4 = sext i16 %2 to i32
    193   %add5 = add nsw i32 %add, %conv4
    194   %a6 = getelementptr inbounds %struct.t4, %struct.t4* %v4, i32 0, i32 0
    195   %3 = load i32, i32* %a6, align 1
    196   %add7 = add nsw i32 %add5, %3
    197   %a8 = getelementptr inbounds %struct.t5, %struct.t5* %v5, i32 0, i32 0
    198   %4 = load i32, i32* %a8, align 1
    199   %add9 = add nsw i32 %add7, %4
    200   %a10 = getelementptr inbounds %struct.t6, %struct.t6* %v6, i32 0, i32 0
    201   %5 = load i32, i32* %a10, align 1
    202   %add11 = add nsw i32 %add9, %5
    203   %a12 = getelementptr inbounds %struct.t7, %struct.t7* %v7, i32 0, i32 0
    204   %6 = load i32, i32* %a12, align 1
    205   %add13 = add nsw i32 %add11, %6
    206   ret i32 %add13
    207 
    208 ; CHECK: lha {{[0-9]+}}, 126(1)
    209 ; CHECK: lha {{[0-9]+}}, 133(1)
    210 ; CHECK: lbz {{[0-9]+}}, 119(1)
    211 ; CHECK: lwz {{[0-9]+}}, 140(1)
    212 ; CHECK: lwz {{[0-9]+}}, 147(1)
    213 ; CHECK: lwz {{[0-9]+}}, 154(1)
    214 ; CHECK: lwz {{[0-9]+}}, 161(1)
    215 }
    216