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gerrit-public.fairphone.software / fp2-dev / platform / external / llvm / 09b51c348c9966bb6472f509bcf790ca98f8150c / . / test / Integer / 2007-01-19-TruncSext.ll
blob: 3fee6bc8b6e386c703295f9f1276f7b199507a3b [file] [log] [blame]
Reid Spencer6df4c452007-01-20 08:31:45 +0000[diff] [blame]1; RUN: llvm-as %s -o - | llvm-dis > %t1.ll
2; RUN: llvm-as %t1.ll -o - | llvm-dis > %t2.ll
3; RUN: diff %t1.ll %t2.ll
Reid Spencerfad4c0f2007-04-14 17:41:12 +0000[diff] [blame]4; RUN: llvm-as < %s | lli --force-interpreter=true | grep -- -255
Reid Spencer6df4c452007-01-20 08:31:45 +0000[diff] [blame]5
Reid Spencere3ff5ad2007-01-26 08:25:06 +0000[diff] [blame]6@ARRAY = global [ 20 x i17 ] zeroinitializer
7@FORMAT = constant [ 4 x i8 ] c"%d\0A\00"
Reid Spencer6df4c452007-01-20 08:31:45 +0000[diff] [blame]8
Reid Spencere3ff5ad2007-01-26 08:25:06 +0000[diff] [blame]9declare i32 @printf(i8* %format, ...)
Reid Spencer6df4c452007-01-20 08:31:45 +0000[diff] [blame]10
Reid Spencere3ff5ad2007-01-26 08:25:06 +0000[diff] [blame]11define void @multiply(i32 %index, i32 %X, i32 %Y) {
Reid Spencer6df4c452007-01-20 08:31:45 +0000[diff] [blame]12 %Z = mul i32 %X, %Y
Reid Spencere3ff5ad2007-01-26 08:25:06 +0000[diff] [blame]13 %P = getelementptr [20 x i17]* @ARRAY, i32 0, i32 %index
Reid Spencer6df4c452007-01-20 08:31:45 +0000[diff] [blame]14 %Result = trunc i32 %Z to i17
15 store i17 %Result, i17* %P
16 ret void
17}
18
Reid Spencer90850432007-01-30 16:16:01 +0000[diff] [blame]19define i32 @main(i32 %argc, i8** %argv) {
Reid Spencer6df4c452007-01-20 08:31:45 +0000[diff] [blame]20 %i = bitcast i32 0 to i32
Reid Spencere3ff5ad2007-01-26 08:25:06 +0000[diff] [blame]21 call void @multiply(i32 %i, i32 -1, i32 255)
22 %P = getelementptr [20 x i17]* @ARRAY, i32 0, i32 0
Reid Spencer6df4c452007-01-20 08:31:45 +0000[diff] [blame]23 %X = load i17* %P
24 %result = sext i17 %X to i32
Reid Spencere3ff5ad2007-01-26 08:25:06 +0000[diff] [blame]25 %fmt = getelementptr [4 x i8]* @FORMAT, i32 0, i32 0
26 call i32 (i8*,...)* @printf(i8* %fmt, i32 %result)
Reid Spencerff0f8772007-04-14 16:48:55 +0000[diff] [blame]27 ret i32 0
Reid Spencer6df4c452007-01-20 08:31:45 +0000[diff] [blame]28}
29