From 53d7dbafc35b84859f94bbbb41254d3e3a6d9c6b Mon Sep 17 00:00:00 2001 From: Evan Cheng Date: Sat, 27 Jan 2007 00:07:15 +0000 Subject: [PATCH] Thumb add / sub with carry. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33562 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Target/ARM/ARMInstrThumb.td | 18 +++++++++++++++++- 1 file changed, 17 insertions(+), 1 deletion(-) diff --git a/lib/Target/ARM/ARMInstrThumb.td b/lib/Target/ARM/ARMInstrThumb.td index 01aefb54cc8..52b8939e24c 100644 --- a/lib/Target/ARM/ARMInstrThumb.td +++ b/lib/Target/ARM/ARMInstrThumb.td @@ -266,6 +266,16 @@ def tPUSH : TI<(ops reglist:$src1, variable_ops), // Arithmetic Instructions. // +// Add with carry +def tADC : TIt<(ops GPR:$dst, GPR:$lhs, GPR:$rhs), + "adc $dst, $rhs", + [(set GPR:$dst, (adde GPR:$lhs, GPR:$rhs))]>; + +def tADDS : TI<(ops GPR:$dst, GPR:$lhs, GPR:$rhs), + "adds $dst, $lhs, $rhs", + [(set GPR:$dst, (addc GPR:$lhs, GPR:$rhs))]>; + + def tADDi3 : TI<(ops GPR:$dst, GPR:$lhs, i32imm:$rhs), "add $dst, $lhs, $rhs", [(set GPR:$dst, (add GPR:$lhs, imm0_7:$rhs))]>; @@ -288,7 +298,6 @@ def tADDrSPi : TI<(ops GPR:$dst, GPR:$sp, i32imm:$rhs), def tADDspi : TIt<(ops GPR:$dst, GPR:$lhs, i32imm:$rhs), "add $dst, $rhs * 4", []>; - def tAND : TIt<(ops GPR:$dst, GPR:$lhs, GPR:$rhs), "and $dst, $rhs", [(set GPR:$dst, (and GPR:$lhs, GPR:$rhs))]>; @@ -395,10 +404,17 @@ def tROR : TIt<(ops GPR:$dst, GPR:$lhs, GPR:$rhs), "ror $dst, $rhs", [(set GPR:$dst, (rotr GPR:$lhs, GPR:$rhs))]>; + +// Subtract with carry def tSBC : TIt<(ops GPR:$dst, GPR:$lhs, GPR:$rhs), "sbc $dst, $rhs", [(set GPR:$dst, (sube GPR:$lhs, GPR:$rhs))]>; +def tSUBS : TI<(ops GPR:$dst, GPR:$lhs, GPR:$rhs), + "subs $dst, $lhs, $rhs", + [(set GPR:$dst, (subc GPR:$lhs, GPR:$rhs))]>; + + // TODO: A7-96: STMIA - store multiple. def tSUBi3 : TI<(ops GPR:$dst, GPR:$lhs, i32imm:$rhs),