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expand ISD::VACOPY 

llvm-svn: 31170
This commit is contained in:
Rafael Espindola 2006-10-24 20:15:21 +00:00
parent 6af0b120b8
commit bd29281e97
2 changed files with 36 additions and 17 deletions
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1
llvm/lib/Target/ARM/ARMISelDAGToDAG.cpp
View File

@ -89,6 +89,7 @@ ARMTargetLowering::ARMTargetLowering(TargetMachine &TM)
setOperationAction(ISD::UREM, MVT::i32, Expand);
setOperationAction(ISD::VASTART, MVT::Other, Custom);
setOperationAction(ISD::VACOPY, MVT::Other, Expand);
setOperationAction(ISD::VAEND, MVT::Other, Expand);
setOperationAction(ISD::ConstantFP, MVT::f64, Expand);

52
llvm/test/Regression/CodeGen/ARM/vargs2.ll
View File

@ -1,33 +1,51 @@
; RUN: llvm-as < %s | llc -march=arm
%str = internal constant [4 x sbyte] c"%d\0A\00" ; <[4 x sbyte]*> [#uses=1]
%str = internal constant [7 x ubyte] c"%d %d\0A\00" ; <[7 x ubyte]*> [#uses=1]
implementation ; Functions:
void %f(int %a, ...) {
entry:
%va = alloca sbyte*, align 4 ; <sbyte**> [#uses=4]
call void %llvm.va_start( sbyte** %va )
br label %bb
%a = cast int %a to uint ; <uint> [#uses=1]
%l1 = alloca sbyte*, align 4 ; <sbyte**> [#uses=5]
%l2 = alloca sbyte*, align 4 ; <sbyte**> [#uses=4]
%memtmp = alloca sbyte* ; <sbyte**> [#uses=2]
call void %llvm.va_start( sbyte** %l1 )
%tmp22 = seteq int %a, 0 ; <bool> [#uses=1]
%tmp23 = volatile load sbyte** %l1 ; <sbyte*> [#uses=2]
br bool %tmp22, label %bb8, label %bb
bb: ; preds = %bb, %entry
%a_addr.0 = phi int [ %a, %entry ], [ %tmp5, %bb ] ; <int> [#uses=2]
%tmp = volatile load sbyte** %va ; <sbyte*> [#uses=2]
%tmp2 = getelementptr sbyte* %tmp, int 4 ; <sbyte*> [#uses=1]
volatile store sbyte* %tmp2, sbyte** %va
%tmp5 = add int %a_addr.0, -1 ; <int> [#uses=1]
%tmp = seteq int %a_addr.0, 1 ; <bool> [#uses=1]
br bool %tmp, label %bb7, label %bb
bb7: ; preds = %bb
%tmp3 = cast sbyte* %tmp to int* ; <int*> [#uses=1]
%indvar = phi uint [ 0, %entry ], [ %indvar.next, %bb ] ; <uint> [#uses=1]
%tmp.0 = phi sbyte* [ %tmp23, %entry ], [ %tmp, %bb ] ; <sbyte*> [#uses=2]
%tmp2 = getelementptr sbyte* %tmp.0, int 4 ; <sbyte*> [#uses=1]
volatile store sbyte* %tmp2, sbyte** %l1
%tmp3 = cast sbyte* %tmp.0 to int* ; <int*> [#uses=1]
%tmp = load int* %tmp3 ; <int> [#uses=1]
%tmp10 = call int (sbyte*, ...)* %printf( sbyte* getelementptr ([4 x sbyte]* %str, int 0, uint 0), int %tmp ) ; <int> [#uses=0]
call void %llvm.va_end( sbyte** %va )
%tmp = volatile load sbyte** %l1 ; <sbyte*> [#uses=2]
%indvar.next = add uint %indvar, 1 ; <uint> [#uses=2]
%exitcond = seteq uint %indvar.next, %a ; <bool> [#uses=1]
br bool %exitcond, label %bb8, label %bb
bb8: ; preds = %bb, %entry
%p1.0.1 = phi int [ undef, %entry ], [ %tmp, %bb ] ; <int> [#uses=1]
%tmp.1 = phi sbyte* [ %tmp23, %entry ], [ %tmp, %bb ] ; <sbyte*> [#uses=1]
store sbyte* %tmp.1, sbyte** %memtmp
call void %llvm.va_copy( sbyte** %l2, sbyte** %memtmp )
%tmp10 = volatile load sbyte** %l2 ; <sbyte*> [#uses=2]
%tmp12 = getelementptr sbyte* %tmp10, int 4 ; <sbyte*> [#uses=1]
volatile store sbyte* %tmp12, sbyte** %l2
%tmp13 = cast sbyte* %tmp10 to int* ; <int*> [#uses=1]
%tmp14 = load int* %tmp13 ; <int> [#uses=1]
%tmp17 = call int (ubyte*, ...)* %printf( ubyte* getelementptr ([7 x ubyte]* %str, int 0, uint 0), int %p1.0.1, int %tmp14 ) ; <int> [#uses=0]
call void %llvm.va_end( sbyte** %l1 )
call void %llvm.va_end( sbyte** %l2 )
ret void
}
declare void %llvm.va_start(sbyte**)
declare int %printf(sbyte*, ...)
declare void %llvm.va_copy(sbyte**, sbyte**)
declare int %printf(ubyte*, ...)
declare void %llvm.va_end(sbyte**)