Commit 8f441bf3 authored by Bill Wendling's avatar Bill Wendling
Browse files

Merging r156047: 

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r156047 | rjmccall | 2012-05-02 18:34:46 -0700 (Wed, 02 May 2012) | 4 lines

Merge x86-64-abi-sret-vs-2word-struct-param.cpp into the generic
x86_64-arguments.cpp test file and be sure to test the coerced
case as well.  Thanks to Wei-Ren Chen for bringing this test
to my attention.
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llvm-svn: 156673
parent db2db17e

clang/test/CodeGenCXX/x86-64-abi-sret-vs-2word-struct-param.cpp

deleted100644 → 0
+0 −29
Original line number Diff line number Diff line 
// RUN: %clang_cc1 -emit-llvm %s -o - | FileCheck %s

// XTARGET: x86

// PR4242

// (PR 4242 bug is on 64-bit only, test passes on x86-32 as well)



struct S {

    void* data[3];

};



struct T {

    void* data[2];

};



// CHECK: %struct.T* byval

extern "C" S fail(int, int, int, int, T t, void* p) {

    S s;

    s.data[0] = t.data[0];

    s.data[1] = t.data[1];

    s.data[2] = p;

    return s;

}



// CHECK: %struct.T* byval

extern "C" S* succeed(S* sret, int, int, int, int, T t, void* p) {

    sret->data[0] = t.data[0];

    sret->data[1] = t.data[1];

    sret->data[2] = p;

    return sret;

}

clang/test/CodeGenCXX/x86_64-arguments.cpp

+32 −0
Original line number Diff line number Diff line
@@ -56,6 +56,7 @@ namespace PR7742 { // Also rdar://8250764 
  

  // CHECK: define <2 x float> @_ZN6PR77423fooEPNS_2c2E(%"struct.PR7742::c2"* %P)

  c2 foo(c2 *P) {

    return c2();

  }

  

}
@@ -149,3 +150,34 @@ namespace test8 { 
   foo(b);

  }

}



// PR4242

namespace test9 {

  // Large enough to be passed indirectly.

  struct S { void *data[3]; };



  struct T { void *data[2]; };



  // CHECK: define void @_ZN5test93fooEPNS_1SEPNS_1TE([[S:%.*]]*, [[T:%.*]]*)

  void foo(S*, T*) {}



  // CHECK: define void @_ZN5test91aEiiiiNS_1TEPv([[S]]* noalias sret {{%.*}}, i32, i32, i32, i32, [[T]]* byval align 8, i8*)

  S a(int, int, int, int, T, void*) {

    return S();

  }



  // CHECK: define [[S]]* @_ZN5test91bEPNS_1SEiiiiNS_1TEPv([[S]]* {{%.*}}, i32, i32, i32, i32, [[T:%.*]]* byval align 8, i8*)

  S* b(S* sret, int, int, int, int, T, void*) {

    return sret;

  }



  // CHECK: define void @_ZN5test91cEiiiNS_1TEPv([[S]]* noalias sret {{%.*}}, i32, i32, i32, i8* {{%.*}}, i8* {{%.*}}, i8*)

  S c(int, int, int, T, void*) {

    return S();

  }



  // CHECK: define [[S]]* @_ZN5test91dEPNS_1SEiiiNS_1TEPv([[S]]* {{%.*}}, i32, i32, i32, i8* {{%.*}}, i8* {{%.*}}, i8*)

  S* d(S* sret, int, int, int, T, void*) {

    return sret;

  }

}