Commits · 72aaf8e374e451cf7af1ea10a90c8befa4133058 · Roger Ferrer / llvm-epi-0.8

Dec 23, 2005

Remove redundant debug locations. · bdba3e2a
Jim Laskey authored Dec 23, 2005
```
llvm-svn: 24995
```
bdba3e2a
unbreak the build :-/ · c7037abc
Chris Lattner authored Dec 23, 2005
```
llvm-svn: 24992
```
c7037abc
not a good idea · 4f52796f
Chris Lattner authored Dec 23, 2005
```
llvm-svn: 24991
```
4f52796f
More X86 floating point patterns. · 5c59d496
Evan Cheng authored Dec 23, 2005
```
llvm-svn: 24990
```
5c59d496
Operand 1 of TRUNCSTORE can be any of integer and floating point types. · 8be8067b
Evan Cheng authored Dec 23, 2005
```
llvm-svn: 24989
```
8be8067b
Allow custom lowering of LOAD, EXTLOAD, ZEXTLOAD, STORE, and TRUNCSTORE. Not · 31d15fa0
Evan Cheng authored Dec 23, 2005
```
currently used.

llvm-svn: 24988
```
31d15fa0
fix something-o · 55823ae0
Chris Lattner authored Dec 23, 2005
```
llvm-svn: 24987
```
55823ae0
implement vaarg. Varargs now should work. · 5427aab5
Chris Lattner authored Dec 23, 2005
```
llvm-svn: 24986
```
5427aab5

implement vastart. The dag isel compiles this: · 5ee896aa

Chris Lattner authored Dec 23, 2005

void test3(va_list Y);
void test2(int F, ...) {
  va_list X;
  va_start(X, F);
  test3(X);
}

into this:

test2:
        save -104, %o6, %o6
        st %i5, [%i6+88]
        st %i4, [%i6+84]
        st %i3, [%i6+80]
        st %i2, [%i6+76]
        st %i1, [%i6+72]
        add %i6, 72, %o0
        st %o0, [%i6+-4]
        call test3
        nop
        restore %g0, %g0, %g0
        retl
        nop

The simple isel emits:

test2:
        save -96, %o6, %o6
        st %i0, [%i6+68]
        st %i1, [%i6+72]
        st %i2, [%i6+76]
        st %i3, [%i6+80]
        st %i4, [%i6+84]
        st %i5, [%i6+88]
        or %g0, 1, %l0
        or %g0, 4, %l1
        umul %l0, %l1, %l0
        add %l0, 7, %l0
        and %l0, -8, %l0
        sub %o6, %l0, %o6
        add %o6, 96, %l0
        add %i6, 72, %l1
        st %l1, [%l0]
        ld [%l0], %o0
        call test3
        nop
        restore %g0, %g0, %g0
        retl
        nop

llvm-svn: 24985

5ee896aa

remove benchmark list, remove issues addressed by the dag-dag isel · 6e6d5a1f
Chris Lattner authored Dec 23, 2005
```
llvm-svn: 24984
```
6e6d5a1f

Simplify store(bitconv(x)) to store(x). This allows us to compile this: · 26943b96

Chris Lattner authored Dec 23, 2005

void bar(double Y, double *X) {
  *X = Y;
}

to this:

bar:
        save -96, %o6, %o6
        st %i1, [%i2+4]
        st %i0, [%i2]
        restore %g0, %g0, %g0
        retl
        nop

instead of this:

bar:
        save -104, %o6, %o6
        st %i1, [%i6+-4]
        st %i0, [%i6+-8]
        ldd [%i6+-8], %f0
        std  %f0, [%i2]
        restore %g0, %g0, %g0
        retl
        nop

on sparcv8.

llvm-svn: 24983

26943b96

fold (conv (load x)) -> (load (conv*)x). · 54560f68

Chris Lattner authored Dec 23, 2005

This allows us to compile this:
void foo(double);
void bar(double *X) { foo(*X); }

To this:

bar:
        save -96, %o6, %o6
        ld [%i0+4], %o1
        ld [%i0], %o0
        call foo
        nop
        restore %g0, %g0, %g0
        retl
        nop

instead of this:

bar:
        save -104, %o6, %o6
        ldd [%i0], %f0
        std %f0, [%i6+-8]
        ld [%i6+-4], %o1
        ld [%i6+-8], %o0
        call foo
        nop
        restore %g0, %g0, %g0
        retl
        nop

on SparcV8.

llvm-svn: 24982

54560f68

Fold bitconv(bitconv(x)) -> x. We now compile this: · efbbedbf

Chris Lattner authored Dec 23, 2005

void foo(double);
void bar(double X) { foo(X); }

to this:

bar:
        save -96, %o6, %o6
        or %g0, %i0, %o0
        or %g0, %i1, %o1
        call foo
        nop
        restore %g0, %g0, %g0
        retl
        nop

instead of this:

bar:
        save -112, %o6, %o6
        st %i1, [%i6+-4]
        st %i0, [%i6+-8]
        ldd [%i6+-8], %f0
        std %f0, [%i6+-16]
        ld [%i6+-12], %o1
        ld [%i6+-16], %o0
        call foo
        nop
        restore %g0, %g0, %g0
        retl
        nop

on V8.

llvm-svn: 24981

efbbedbf

constant fold bits_convert in getNode and in the dag combiner for fp<->int · a1874605

Chris Lattner authored Dec 23, 2005

conversions.  This allows V8 to compiles this:

void %test() {
        call float %test2( float 1.000000e+00, float 2.000000e+00, double 3.000000e+00, double* null )
        ret void
}

into:

test:
        save -96, %o6, %o6
        sethi 0, %o3
        sethi 1049088, %o2
        sethi 1048576, %o1
        sethi 1040384, %o0
        or %g0, %o3, %o4
        call test2
        nop
        restore %g0, %g0, %g0
        retl
        nop

instead of:

test:
        save -112, %o6, %o6
        sethi 0, %o4
        sethi 1049088, %l0
        st %o4, [%i6+-12]
        st %l0, [%i6+-16]
        ld [%i6+-12], %o3
        ld [%i6+-16], %o2
        sethi 1048576, %o1
        sethi 1040384, %o0
        call test2
        nop
        restore %g0, %g0, %g0
        retl
        nop

llvm-svn: 24980

a1874605

make sure bit_convert's are expanded · 30107e65
Chris Lattner authored Dec 23, 2005
```
llvm-svn: 24979
```
30107e65
make sure bit_converts are expanded · c46fc248
Chris Lattner authored Dec 23, 2005
```
llvm-svn: 24978
```
c46fc248
fix the int<->fp instructions, which apparently take a single float register · 5ce81edb
Chris Lattner authored Dec 23, 2005
```
to represent the int part (because it's always 32-bits)

llvm-svn: 24976
```
5ce81edb
Use BIT_CONVERT to simplify this code · c9849274
Chris Lattner authored Dec 23, 2005
```
llvm-svn: 24975
```
c9849274
Simplify some code by using BIT_CONVERT · f4740344
Chris Lattner authored Dec 23, 2005
```
llvm-svn: 24974
```
f4740344
Fix a pasto · 884eb3ad
Chris Lattner authored Dec 23, 2005
```
llvm-svn: 24973
```
884eb3ad
fix a thinko in the bit_convert handling code · 9eae8d5d
Chris Lattner authored Dec 23, 2005
```
llvm-svn: 24972
```
9eae8d5d
add very simple support for the BIT_CONVERT node · 36e663d6
Chris Lattner authored Dec 23, 2005
```
llvm-svn: 24970
```
36e663d6

Dec 22, 2005

Revert previous patch. Additional tests fail. · e4ae72a4
Reid Spencer authored Dec 22, 2005
```
llvm-svn: 24968
```
e4ae72a4
clean up .td file by using evan's new FLAG thing · 4c141d04
Chris Lattner authored Dec 22, 2005
```
llvm-svn: 24967
```
4c141d04
remove dead code · 177d7af5
Chris Lattner authored Dec 22, 2005
```
llvm-svn: 24965
```
177d7af5
fix handling of weak linkage · 6b0325aa
Chris Lattner authored Dec 22, 2005
```
llvm-svn: 24964
```
6b0325aa

Fix PR409: · 8f8124ed

Reid Spencer authored Dec 22, 2005

Implement the suggested check to ensure that out-of-range float constants
don't get accepted by LLVM accidentally. Adjust the supporting test cases
as well.

llvm-svn: 24963

8f8124ed

For PR351: · ccd5b90f

Reid Spencer authored Dec 22, 2005

* Allow the ExecuteAndWait to return negative values if a signal is
  detected as the reason for the child termination. This is needed to
  support bugpoint detecting bad things in its child processes.

llvm-svn: 24960

ccd5b90f

move some random notes out of my email into someplace useful · ffe35427
Chris Lattner authored Dec 22, 2005
```
llvm-svn: 24956
```
ffe35427

this is a hack, which may or may not hang around. In short: · 644e7db8

Duraid Madina authored Dec 22, 2005

whimper out of doing things the Right Way, and hack up a generic
'BRCALL' instruction, that gets generated when calls are lowered.
This gets selected by hand in the DAG isel, where it gets turned
into real (i.e. in tablegen) br.call instructions.

BUG: this dies on void calls, but seems to work otherwise?
llvm-svn: 24952

644e7db8

we can't do this directly in lowering, so we need this case · 3692fa14
Duraid Madina authored Dec 22, 2005
```
llvm-svn: 24951
```
3692fa14
oops, back this out · 3608ab87
Duraid Madina authored Dec 22, 2005
```
llvm-svn: 24950
```
3608ab87
we can't all have brains now, can we · b1d57fb1
Duraid Madina authored Dec 22, 2005
```
llvm-svn: 24948
```
b1d57fb1

this should take care of calls to varadic functions, but it doesn.,t · d0c146d5

Duraid Madina authored Dec 22, 2005

BUG: calling printf(string, float) will load the float into the wrong
register, completely forget about loading the string, etce

llvm-svn: 24947

d0c146d5

we need to emit the getf.d instruction in lowering, so add it · a8de8a5d
Duraid Madina authored Dec 22, 2005
```
to IA64ISD

llvm-svn: 24946
```
a8de8a5d

Separate the call graph implementation from its interface. This implements · be198777

Chris Lattner authored Dec 22, 2005

the rough idea sketched out in http://nondot.org/sabre/LLVMNotes/CallGraphClass.txt,
allowing new spiffy implementations of the callgraph interface to be built.

Many thanks to Saem Ghani for contributing this!

llvm-svn: 24944

be198777

The 81st column doesn't like code in it. · 1408c05a
Chris Lattner authored Dec 22, 2005
```
llvm-svn: 24943
```
1408c05a

I shoulda done this a *long* time ago (tm): implement calls properly, · 5ccf76fe

Duraid Madina authored Dec 22, 2005

i.e. r1/r12/rp are saved/restored regardless of scheduling/luck

TODO: calls to external symbols, indirect (function descriptor) calls,
      performance (we're being paranoid right now)

BUG: the code for handling calls to vararg functions breaks if FP
args are passed (this will make printf() go haywire so a bunch of
tests will fail)

BUG: this seems to trigger some legalize nastiness
llvm-svn: 24942

5ccf76fe

kill SelectCALL() in the DAG isel, we handle this in lowering now, like · 8f6c86fe
Duraid Madina authored Dec 22, 2005
```
SPARCv8. (we copy sparcv8's workaround for tablegen not being nice about
ISD::CALL/TAILCALL)

llvm-svn: 24941
```
8f6c86fe
update tablegen files - nothing to see here · a743e00e
Duraid Madina authored Dec 22, 2005
```
llvm-svn: 24939
```
a743e00e