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mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2024-12-15 20:29:48 +00:00
llvm-6502/test/CodeGen/X86/packed_struct.ll
David Blaikie 5a70dd1d82 [opaque pointer type] Add textual IR support for explicit type parameter to gep operator
Similar to gep (r230786) and load (r230794) changes.

Similar migration script can be used to update test cases, which
successfully migrated all of LLVM and Polly, but about 4 test cases
needed manually changes in Clang.

(this script will read the contents of stdin and massage it into stdout
- wrap it in the 'apply.sh' script shown in previous commits + xargs to
apply it over a large set of test cases)

import fileinput
import sys
import re

rep = re.compile(r"(getelementptr(?:\s+inbounds)?\s*\()((<\d*\s+x\s+)?([^@]*?)(|\s*addrspace\(\d+\))\s*\*(?(3)>)\s*)(?=$|%|@|null|undef|blockaddress|getelementptr|addrspacecast|bitcast|inttoptr|zeroinitializer|<|\[\[[a-zA-Z]|\{\{)", re.MULTILINE | re.DOTALL)

def conv(match):
  line = match.group(1)
  line += match.group(4)
  line += ", "
  line += match.group(2)
  return line

line = sys.stdin.read()
off = 0
for match in re.finditer(rep, line):
  sys.stdout.write(line[off:match.start()])
  sys.stdout.write(conv(match))
  off = match.end()
sys.stdout.write(line[off:])

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@232184 91177308-0d34-0410-b5e6-96231b3b80d8
2015-03-13 18:20:45 +00:00

35 lines
1.3 KiB
LLVM

; RUN: llc < %s -march=x86 > %t
; RUN: grep foos+5 %t
; RUN: grep foos+1 %t
; RUN: grep foos+9 %t
; RUN: grep bara+19 %t
; RUN: grep bara+4 %t
; make sure we compute the correct offset for a packed structure
;Note: codegen for this could change rendering the above checks wrong
target datalayout = "e-p:32:32"
target triple = "i686-pc-linux-gnu"
%struct.anon = type <{ i8, i32, i32, i32 }>
@foos = external global %struct.anon ; <%struct.anon*> [#uses=3]
@bara = weak global [4 x <{ i32, i8 }>] zeroinitializer ; <[4 x <{ i32, i8 }>]*> [#uses=2]
define i32 @foo() nounwind {
entry:
%tmp = load i32, i32* getelementptr (%struct.anon, %struct.anon* @foos, i32 0, i32 1) ; <i32> [#uses=1]
%tmp3 = load i32, i32* getelementptr (%struct.anon, %struct.anon* @foos, i32 0, i32 2) ; <i32> [#uses=1]
%tmp6 = load i32, i32* getelementptr (%struct.anon, %struct.anon* @foos, i32 0, i32 3) ; <i32> [#uses=1]
%tmp4 = add i32 %tmp3, %tmp ; <i32> [#uses=1]
%tmp7 = add i32 %tmp4, %tmp6 ; <i32> [#uses=1]
ret i32 %tmp7
}
define i8 @bar() nounwind {
entry:
%tmp = load i8, i8* getelementptr ([4 x <{ i32, i8 }>], [4 x <{ i32, i8 }>]* @bara, i32 0, i32 0, i32 1) ; <i8> [#uses=1]
%tmp4 = load i8, i8* getelementptr ([4 x <{ i32, i8 }>], [4 x <{ i32, i8 }>]* @bara, i32 0, i32 3, i32 1) ; <i8> [#uses=1]
%tmp5 = add i8 %tmp4, %tmp ; <i8> [#uses=1]
ret i8 %tmp5
}