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R600: Simplify assembly for KCache registers using the TableGen !add operator

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Before:

MOV * T0.W, KC0[131-128].Y

After:

MOV * T0.W, KC0[3].Y

Reviewed-by: Vincent Lejeune <vljn at ovi.com>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@186917 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Tom Stellard 2013-07-23 01:48:08 +00:00
parent f502c292f6
commit 125f9d0ca2
1 changed files with 4 additions and 4 deletions
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8
lib/Target/R600/R600RegisterInfo.td
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@ -47,10 +47,10 @@ foreach Index = 0-127 in {
foreach Index = 159-128 in {
foreach Chan = [ "X", "Y", "Z", "W" ] in {
// 32-bit Temporary Registers
def KC0_#Index#_#Chan : R600RegWithChan <"KC0["#Index#"-128]."#Chan, Index, Chan>;
def KC0_#Index#_#Chan : R600RegWithChan <"KC0["#!add(Index,-128)#"]."#Chan, Index, Chan>;
}
// 128-bit Temporary Registers
def KC0_#Index#_XYZW : R600Reg_128 <"KC0["#Index#"-128].XYZW",
def KC0_#Index#_XYZW : R600Reg_128 <"KC0["#!add(Index, -128)#"].XYZW",
[!cast<Register>("KC0_"#Index#"_X"),
!cast<Register>("KC0_"#Index#"_Y"),
!cast<Register>("KC0_"#Index#"_Z"),
@ -62,10 +62,10 @@ foreach Index = 159-128 in {
foreach Index = 191-160 in {
foreach Chan = [ "X", "Y", "Z", "W" ] in {
// 32-bit Temporary Registers
def KC1_#Index#_#Chan : R600RegWithChan <"KC1["#Index#"-160]."#Chan, Index, Chan>;
def KC1_#Index#_#Chan : R600RegWithChan <"KC1["#!add(Index,-160)#"]."#Chan, Index, Chan>;
}
// 128-bit Temporary Registers
def KC1_#Index#_XYZW : R600Reg_128 <"KC1["#Index#"-160].XYZW",
def KC1_#Index#_XYZW : R600Reg_128 <"KC1["#!add(Index, -160)#"].XYZW",
[!cast<Register>("KC1_"#Index#"_X"),
!cast<Register>("KC1_"#Index#"_Y"),
!cast<Register>("KC1_"#Index#"_Z"),