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Add stores and truncstores

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@75931 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Anton Korobeynikov 2009-07-16 13:45:00 +00:00
parent dc28955b3f
commit 961bb6f430
3 changed files with 97 additions and 3 deletions
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7
lib/Target/SystemZ/SystemZISelDAGToDAG.cpp
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@ -52,18 +52,19 @@ namespace {
}
void dump() {
cerr << "SystemZRRIAddressMode " << this << "\n";
cerr << "SystemZRRIAddressMode " << this << '\n';
if (BaseType == RegBase) {
cerr << "Base.Reg ";
if (Base.Reg.getNode() != 0) Base.Reg.getNode()->dump();
else cerr << "nul";
cerr << '\n';
} else {
cerr << " Base.FrameIndex " << Base.FrameIndex << "\n";
cerr << " Base.FrameIndex " << Base.FrameIndex << '\n';
}
cerr << "IndexReg ";
if (IndexReg.getNode() != 0) IndexReg.getNode()->dump();
else cerr << "nul";
cerr << " Disp " << Disp << "\n";
cerr << " Disp " << Disp << '\n';
}
};
}

26
lib/Target/SystemZ/SystemZInstrInfo.td
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@ -219,6 +219,11 @@ def MOV64rm : Pseudo<(outs GR64:$dst), (ins rriaddr:$src),
}
def MOV64mr : Pseudo<(outs), (ins rriaddr:$dst, GR64:$src),
"stg\t{$src, $dst}",
[(store GR64:$src, rriaddr:$dst)]>;
// extloads
def MOVSX64rm8 : Pseudo<(outs GR64:$dst), (ins rriaddr:$src),
"lgb\t{$dst, $src}",
[(set GR64:$dst, (sextloadi64i8 rriaddr:$src))]>;
@ -239,6 +244,27 @@ def MOVZX64rm32 : Pseudo<(outs GR64:$dst), (ins rriaddr:$src),
"llgf\t{$dst, $src}",
[(set GR64:$dst, (zextloadi64i32 rriaddr:$src))]>;
// truncstores
// FIXME: Implement 12-bit displacement stuff someday
def MOV32m8r : Pseudo<(outs), (ins rriaddr:$dst, GR32:$src),
"stcy\t{$src, $dst}",
[(truncstorei8 GR32:$src, rriaddr:$dst)]>;
def MOV32m16r : Pseudo<(outs), (ins rriaddr:$dst, GR32:$src),
"sthy\t{$src, $dst}",
[(truncstorei16 GR32:$src, rriaddr:$dst)]>;
def MOV64m8r : Pseudo<(outs), (ins rriaddr:$dst, GR64:$src),
"stcy\t{$src, $dst}",
[(truncstorei8 GR64:$src, rriaddr:$dst)]>;
def MOV64m16r : Pseudo<(outs), (ins rriaddr:$dst, GR64:$src),
"sthy\t{$src, $dst}",
[(truncstorei16 GR64:$src, rriaddr:$dst)]>;
def MOV64m32r : Pseudo<(outs), (ins rriaddr:$dst, GR64:$src),
"sty\t{$src, $dst}",
[(truncstorei32 GR64:$src, rriaddr:$dst)]>;
//===----------------------------------------------------------------------===//
// Arithmetic Instructions

67
test/CodeGen/SystemZ/05-MemRegStores.ll Normal file
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@ -0,0 +1,67 @@
; RUN: llvm-as < %s | llc | not grep aghi
; RUN: llvm-as < %s | llc | grep stg | count 1
; RUN: llvm-as < %s | llc | grep sty | count 2
; RUN: llvm-as < %s | llc | grep sthy | count 2
; RUN: llvm-as < %s | llc | grep stcy | count 2
target datalayout = "E-p:64:64:64-i1:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-f128:128:128"
target triple = "s390x-unknown-linux-gnu"
define void @foo1(i64* nocapture %a, i64 %idx, i64 %val) nounwind {
entry:
%add.ptr.sum = add i64 %idx, 1 ; <i64> [#uses=1]
%add.ptr2 = getelementptr i64* %a, i64 %add.ptr.sum ; <i64*> [#uses=1]
store i64 %val, i64* %add.ptr2
ret void
}
define void @foo2(i32* nocapture %a, i64 %idx, i32 %val) nounwind {
entry:
%add.ptr.sum = add i64 %idx, 1 ; <i64> [#uses=1]
%add.ptr2 = getelementptr i32* %a, i64 %add.ptr.sum ; <i32*> [#uses=1]
store i32 %val, i32* %add.ptr2
ret void
}
define void @foo3(i16* nocapture %a, i64 %idx, i16 zeroext %val) nounwind {
entry:
%add.ptr.sum = add i64 %idx, 1 ; <i64> [#uses=1]
%add.ptr2 = getelementptr i16* %a, i64 %add.ptr.sum ; <i16*> [#uses=1]
store i16 %val, i16* %add.ptr2
ret void
}
define void @foo4(i8* nocapture %a, i64 %idx, i8 zeroext %val) nounwind {
entry:
%add.ptr.sum = add i64 %idx, 1 ; <i64> [#uses=1]
%add.ptr2 = getelementptr i8* %a, i64 %add.ptr.sum ; <i8*> [#uses=1]
store i8 %val, i8* %add.ptr2
ret void
}
define void @foo5(i8* nocapture %a, i64 %idx, i64 %val) nounwind {
entry:
%add.ptr.sum = add i64 %idx, 1 ; <i64> [#uses=1]
%add.ptr2 = getelementptr i8* %a, i64 %add.ptr.sum ; <i8*> [#uses=1]
%conv = trunc i64 %val to i8 ; <i8> [#uses=1]
store i8 %conv, i8* %add.ptr2
ret void
}
define void @foo6(i16* nocapture %a, i64 %idx, i64 %val) nounwind {
entry:
%add.ptr.sum = add i64 %idx, 1 ; <i64> [#uses=1]
%add.ptr2 = getelementptr i16* %a, i64 %add.ptr.sum ; <i16*> [#uses=1]
%conv = trunc i64 %val to i16 ; <i16> [#uses=1]
store i16 %conv, i16* %add.ptr2
ret void
}
define void @foo7(i32* nocapture %a, i64 %idx, i64 %val) nounwind {
entry:
%add.ptr.sum = add i64 %idx, 1 ; <i64> [#uses=1]
%add.ptr2 = getelementptr i32* %a, i64 %add.ptr.sum ; <i32*> [#uses=1]
%conv = trunc i64 %val to i32 ; <i32> [#uses=1]
store i32 %conv, i32* %add.ptr2
ret void
}