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claim ST(x) registers are 80 bits, which is true. This doesn't affect
author
Chris Lattner
<sabre@nondot.org>
Sun, 9 Mar 2008 07:49:01 +0000
(07:49 +0000)
committer
Chris Lattner
<sabre@nondot.org>
Sun, 9 Mar 2008 07:49:01 +0000
(07:49 +0000)
codegen yet because these can't be spilled (they don't exist until after RA).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@48098
91177308
-0d34-0410-b5e6-
96231b3b80d8
lib/Target/X86/X86RegisterInfo.td
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diff --git
a/lib/Target/X86/X86RegisterInfo.td
b/lib/Target/X86/X86RegisterInfo.td
index
9d70618
..
cb376c0
100644
(file)
--- a/
lib/Target/X86/X86RegisterInfo.td
+++ b/
lib/Target/X86/X86RegisterInfo.td
@@
-488,7
+488,7
@@
def RFP80 : RegisterClass<"X86", [f80], 32, [FP0, FP1, FP2, FP3, FP4, FP5, FP6]>
// Floating point stack registers (these are not allocatable by the
// register allocator - the floating point stackifier is responsible
// for transforming FPn allocations to STn registers)
-def RST : RegisterClass<"X86", [f
64
], 32,
+def RST : RegisterClass<"X86", [f
80
], 32,
[ST0, ST1, ST2, ST3, ST4, ST5, ST6, ST7]> {
let MethodProtos = [{
iterator allocation_order_end(const MachineFunction &MF) const;