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From:
Tobias Heider <tobias.heider@stusta.de>
Subject:
Re: qbe: include dbgloc patch for hare
To:
"Lorenz (xha)" <me@xha.li>
Cc:
bcallah@openbsd.org, ports@openbsd.org
Date:
Wed, 7 Feb 2024 11:35:53 +0100

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On Wed, Feb 07, 2024 at 10:54:56AM +0100, Lorenz (xha) wrote:
> fyi there might be a QBE release 1.2 before hare 0.24.0
> 
> https://lists.sr.ht/~sircmpwn/hare-dev/%3CCYYOPRMPIF11.2F5WIW9HORKTQ%40taiga%3E

Thx for the info!

I have a first working draft of a hare-0.24.0-rc2 port, I guess I will
wait for it to be released before sending the update to the list.

New qbe should make things easier.

> 
> On Mon, Feb 05, 2024 at 08:54:54PM +0100, Tobias Heider wrote:
> > For the next hare port update we will need this additional
> > qbe patch, otherwise it won't build.
> > 
> > This is upstream commit 85287081c4a25785dec1ec48c488a5879b3c37ac
> > Unfortunately they haven't tagged a new version including that.
> > 
> > ok to ship it as a patch?
> > 
> > diff /home/user/got/co/ports
> > commit - b8046539b93a72d6288d3d3643f7d6c95435a297
> > path + /home/user/got/co/ports
> > blob - 502cd243b7828146f82d943d353e12028979ce03
> > file + lang/qbe/Makefile
> > --- lang/qbe/Makefile
> > +++ lang/qbe/Makefile
> > @@ -4,6 +4,7 @@ ONLY_FOR_ARCHS =	amd64 arm64 riscv64
> >  COMMENT =	small, quick compiler backend
> >  DISTNAME =	qbe-1.1pl20230925
> >  CATEGORIES =	lang devel
> > +REVISION =	0
> >  
> >  HOMEPAGE =	https://c9x.me/compile/
> >  MAINTAINER =	Brian Callahan <bcallah@openbsd.org>
> > blob - /dev/null
> > file + lang/qbe/patches/patch-all_h (mode 644)
> > --- /dev/null
> > +++ lang/qbe/patches/patch-all_h
> > @@ -0,0 +1,16 @@
> > +dbgloc: add column argument
> > +
> > +backport of 85287081c4a25785dec1ec48c488a5879b3c37ac
> > +
> > +Index: all.h
> > +--- all.h.orig
> > ++++ all.h
> > +@@ -569,7 +569,7 @@ void rega(Fn *);
> > + void emitfnlnk(char *, Lnk *, FILE *);
> > + void emitdat(Dat *, FILE *);
> > + void emitdbgfile(char *, FILE *);
> > +-void emitdbgloc(uint, FILE *);
> > ++void emitdbgloc(uint, uint, FILE *);
> > + int stashbits(void *, int);
> > + void elf_emitfnfin(char *, FILE *);
> > + void elf_emitfin(FILE *);
> > blob - /dev/null
> > file + lang/qbe/patches/patch-amd64_emit_c (mode 644)
> > --- /dev/null
> > +++ lang/qbe/patches/patch-amd64_emit_c
> > @@ -0,0 +1,16 @@
> > +dbgloc: add column argument
> > +
> > +backport of 85287081c4a25785dec1ec48c488a5879b3c37ac
> > +
> > +Index: amd64/emit.c
> > +--- amd64/emit.c.orig
> > ++++ amd64/emit.c
> > +@@ -548,7 +548,7 @@ emitins(Ins i, Fn *fn, FILE *f)
> > + 		emitcopy(i.arg[1], TMP(XMM0+15), i.cls, fn, f);
> > + 		break;
> > + 	case Odbgloc:
> > +-		emitdbgloc(i.arg[0].val, f);
> > ++		emitdbgloc(i.arg[0].val, i.arg[1].val, f);
> > + 		break;
> > + 	}
> > + }
> > blob - /dev/null
> > file + lang/qbe/patches/patch-arm64_emit_c (mode 644)
> > --- /dev/null
> > +++ lang/qbe/patches/patch-arm64_emit_c
> > @@ -0,0 +1,16 @@
> > +dbgloc: add column argument
> > +
> > +backport of 85287081c4a25785dec1ec48c488a5879b3c37ac
> > +
> > +Index: arm64/emit.c
> > +--- arm64/emit.c.orig
> > ++++ arm64/emit.c
> > +@@ -447,7 +447,7 @@ emitins(Ins *i, E *e)
> > + 			emitf("mov %=, sp", i, e);
> > + 		break;
> > + 	case Odbgloc:
> > +-		emitdbgloc(i->arg[0].val, e->f);
> > ++		emitdbgloc(i->arg[0].val, i->arg[1].val, e->f);
> > + 		break;
> > + 	}
> > + }
> > blob - /dev/null
> > file + lang/qbe/patches/patch-emit_c (mode 644)
> > --- /dev/null
> > +++ lang/qbe/patches/patch-emit_c
> > @@ -0,0 +1,20 @@
> > +dbgloc: add column argument
> > +
> > +backport of 85287081c4a25785dec1ec48c488a5879b3c37ac
> > +
> > +Index: emit.c
> > +--- emit.c.orig
> > ++++ emit.c
> > +@@ -235,7 +235,10 @@ emitdbgfile(char *fn, FILE *f)
> > + }
> > + 
> > + void
> > +-emitdbgloc(uint loc, FILE *f)
> > ++emitdbgloc(uint line, uint col, FILE *f)
> > + {
> > +-	fprintf(f, "\t.loc %u %u\n", curfile, loc);
> > ++	if (col != 0)
> > ++		fprintf(f, "\t.loc %u %u %u\n", curfile, line, col);
> > ++	else
> > ++		fprintf(f, "\t.loc %u %u\n", curfile, line);
> > + }
> > blob - /dev/null
> > file + lang/qbe/patches/patch-ops_h (mode 644)
> > --- /dev/null
> > +++ lang/qbe/patches/patch-ops_h
> > @@ -0,0 +1,16 @@
> > +dbgloc: add column argument
> > +
> > +backport of 85287081c4a25785dec1ec48c488a5879b3c37ac
> > +
> > +Index: ops.h
> > +--- ops.h.orig
> > ++++ ops.h
> > +@@ -122,7 +122,7 @@ O(vastart, T(m,e,e,e, x,e,e,e), 0) X(0, 0, 0) V(0)
> > + O(copy,    T(w,l,s,d, x,x,x,x), 0) X(0, 0, 1) V(0)
> > + 
> > + /* Debug */
> > +-O(dbgloc,  T(w,l,s,d, x,x,x,x), 0) X(0, 0, 1) V(0)
> > ++O(dbgloc,  T(w,e,e,e, w,e,e,e), 0) X(0, 0, 1) V(0)
> > + 
> > + /****************************************/
> > + /* INTERNAL OPERATIONS (keep nop first) */
> > blob - /dev/null
> > file + lang/qbe/patches/patch-parse_c (mode 644)
> > --- /dev/null
> > +++ lang/qbe/patches/patch-parse_c
> > @@ -0,0 +1,22 @@
> > +dbgloc: add column argument
> > +
> > +backport of 85287081c4a25785dec1ec48c488a5879b3c37ac
> > +
> > +Index: parse.c
> > +--- parse.c.orig
> > ++++ parse.c
> > +@@ -669,6 +669,14 @@ parseline(PState ps)
> > + 		arg[0] = INT(tokval.num);
> > + 		if (arg[0].val != tokval.num)
> > + 			err("line number too big");
> > ++		if (peek() == Tcomma) {
> > ++			next();
> > ++			expect(Tint);
> > ++			arg[1] = INT(tokval.num);
> > ++			if (arg[1].val != tokval.num)
> > ++				err("column number too big");
> > ++		} else
> > ++			arg[1] = INT(0);
> > + 		goto Ins;
> > + 	}
> > + 	if (op == Tcall) {
> > blob - /dev/null
> > file + lang/qbe/patches/patch-rv64_emit_c (mode 644)
> > --- /dev/null
> > +++ lang/qbe/patches/patch-rv64_emit_c
> > @@ -0,0 +1,16 @@
> > +dbgloc: add column argument
> > +
> > +backport of 85287081c4a25785dec1ec48c488a5879b3c37ac
> > +
> > +Index: rv64/emit.c
> > +--- rv64/emit.c.orig
> > ++++ rv64/emit.c
> > +@@ -406,7 +406,7 @@ emitins(Ins *i, Fn *fn, FILE *f)
> > + 			emitf("mv %=, sp", i, fn, f);
> > + 		break;
> > + 	case Odbgloc:
> > +-		emitdbgloc(i->arg[0].val, f);
> > ++		emitdbgloc(i->arg[0].val, i->arg[1].val, f);
> > + 		break;
> > + 	}
> > + }
> > 
>