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# riscv64 ABI stress
# see tools/abi8.py

type :fi1 = { h, s }   # in a gp & fp pair
type :fi2 = { s, w }   # ditto
type :uw = { { w } }
type :fi3 = { s, :uw } # in a single gp reg
type :ss = { s, s }    # in two fp regs
type :sd = { s, d }    # ditto
type :ww = { w, w }    # in a single gp reg
type :lb = { l, b }    # in two gp regs
type :big = { b 17 }   # by reference

data $ctoqbestr = { b "c->qbe(%d)", b 0 }
data $emptystr = { b 0 }

export
function $qfn0(s %p0, s %p1, s %p2, s %p3, s %p4, s %p5, s %p6, s %p7, s %p8) {
@start
	%r0 =w call $printf(l $ctoqbestr, w 0)
	call $ps(s %p8)
	%r1 =w call $puts(l $emptystr)
	ret
}
export
function $qfn1(w %p0, s %p1, :fi1 %p2) {
@start
	%r0 =w call $printf(l $ctoqbestr, w 1)
	call $pw(w %p0)
	call $ps(s %p1)
	call $pfi1(l %p2)
	%r1 =w call $puts(l $emptystr)
	ret
}
export
function $qfn2(w %p0, :fi2 %p1, s %p2) {
@start
	%r0 =w call $printf(l $ctoqbestr, w 2)
	call $pw(w %p0)
	call $pfi2(l %p1)
	call $ps(s %p2)
	%r1 =w call $puts(l $emptystr)
	ret
}
export
function $qfn3(w %p0, s %p1, :fi3 %p2) {
@start
	%r0 =w call $printf(l $ctoqbestr, w 3)
	call $pw(w %p0)
	call $ps(s %p1)
	call $pfi3(l %p2)
	%r1 =w call $puts(l $emptystr)
	ret
}
export
function $qfn4(:ss %p0) {
@start
	%r0 =w call $printf(l $ctoqbestr, w 4)
	call $pss(l %p0)
	%r1 =w call $puts(l $emptystr)
	ret
}
export
function $qfn5(d %p0, d %p1, d %p2, d %p3, d %p4, d %p5, d %p6, :ss %p7, s %p8, l %p9) {
@start
	%r0 =w call $printf(l $ctoqbestr, w 5)
	call $pss(l %p7)
	call $ps(s %p8)
	call $pl(l %p9)
	%r1 =w call $puts(l $emptystr)
	ret
}
export
function $qfn6(:lb %p0) {
@start
	%r0 =w call $printf(l $ctoqbestr, w 6)
	call $plb(l %p0)
	%r1 =w call $puts(l $emptystr)
	ret
}
export
function $qfn7(w %p0, w %p1, w %p2, w %p3, w %p4, w %p5, w %p6, :lb %p7) {
@start
	%r0 =w call $printf(l $ctoqbestr, w 7)
	call $plb(l %p7)
	%r1 =w call $puts(l $emptystr)
	ret
}
export
function $qfn8(w %p0, w %p1, w %p2, w %p3, w %p4, w %p5, w %p6, w %p7, :lb %p8) {
@start
	%r0 =w call $printf(l $ctoqbestr, w 8)
	call $plb(l %p8)
	%r1 =w call $puts(l $emptystr)
	ret
}
export
function $qfn9(:big %p0) {
@start
	%r0 =w call $printf(l $ctoqbestr, w 9)
	call $pbig(l %p0)
	%r1 =w call $puts(l $emptystr)
	ret
}
export
function $qfn10(w %p0, w %p1, w %p2, w %p3, w %p4, w %p5, w %p6, w %p7, :big %p8, s %p9, l %p10) {
@start
	%r0 =w call $printf(l $ctoqbestr, w 10)
	call $pbig(l %p8)
	call $ps(s %p9)
	call $pl(l %p10)
	%r1 =w call $puts(l $emptystr)
	ret
}

export
function w $main() {
@start

	call $cfn0(s 0, s 0, s 0, s 0, s 0, s 0, s 0, s 0, s s_9.9)
	call $cfn1(w 1, s s_2.2, :fi1 $fi1)
	call $cfn2(w 1, :fi2 $fi2, s s_3.3)
	call $cfn3(w 1, s s_2.2, :fi3 $fi3)
	call $cfn4(:ss $ss)
	call $cfn5(d 0, d 0, d 0, d 0, d 0, d 0, d 0, :ss $ss, s s_9.9, l 10)
	call $cfn6(:lb $lb)
	call $cfn7(w 0, w 0, w 0, w 0, w 0, w 0, w 0, :lb $lb)
	call $cfn8(w 0, w 0, w 0, w 0, w 0, w 0, w 0, w 0, :lb $lb)
	call $cfn9(:big $big)
	call $cfn10(w 0, w 0, w 0, w 0, w 0, w 0, w 0, w 0, :big $big, s s_10.10, l 11)

	ret 0
}

# >>> driver
# #include <stdio.h>
# typedef struct { short h; float s; } Sfi1;
# typedef struct { float s; int w; } Sfi2;
# typedef struct { float s; union { int w; } u; } Sfi3;
# typedef struct { float s0, s1; } Sss;
# typedef struct { float s; double d; } Ssd;
# typedef struct { int w0, w1; } Sww;
# typedef struct { long l; char b; } Slb;
# typedef struct { char b[17]; } Sbig;
# Sfi1 zfi1, fi1 = { -123, 4.56 };
# Sfi2 zfi2, fi2 = { 1.23, 456 };
# Sfi3 zfi3, fi3 = { 3.45, 567 };
# Sss zss, ss = { 1.23, 45.6 };
# Ssd zsd, sd = { 2.34, 5.67 };
# Sww zww, ww = { -123, -456 };
# Slb zlb, lb = { 123, 'z' };
# Sbig zbig, big = { "abcdefhijklmnopqr" };
# void pfi1(Sfi1 *s) { printf(" { %d, %g }", s->h, s->s); }
# void pfi2(Sfi2 *s) { printf(" { %g, %d }", s->s, s->w); }
# void pfi3(Sfi3 *s) { printf(" { %g, %d }", s->s, s->u.w); }
# void pss(Sss *s) { printf(" { %g, %g }", s->s0, s->s1); }
# void psd(Ssd *s) { printf(" { %g, %g }", s->s, s->d); }
# void pww(Sww *s) { printf(" { %d, %d }", s->w0, s->w1); }
# void plb(Slb *s) { printf(" { %ld, '%c' }", s->l, s->b); }
# void pbig(Sbig *s) { printf(" \"%.17s\"", s->b); }
# void pw(int w) { printf(" %d", w); }
# void pl(long l) { printf(" %ld", l); }
# void ps(float s) { printf(" %g", s); }
# void pd(double d) { printf(" %g", d); }
# /* --------------------------- */
# extern void qfn0(float, float, float, float, float, float, float, float, float);
# void cfn0(float p0, float p1, float p2, float p3, float p4, float p5, float p6, float p7, float p8) {
# 	printf("qbe->c(%d)", 0);
# 	ps(p8); puts("");
# 	qfn0(p0, p1, p2, p3, p4, p5, p6, p7, p8);
# }
# extern void qfn1(int, float, Sfi1);
# void cfn1(int p0, float p1, Sfi1 p2) {
# 	printf("qbe->c(%d)", 1);
# 	pw(p0); ps(p1); pfi1(&p2); puts("");
# 	qfn1(p0, p1, p2);
# }
# extern void qfn2(int, Sfi2, float);
# void cfn2(int p0, Sfi2 p1, float p2) {
# 	printf("qbe->c(%d)", 2);
# 	pw(p0); pfi2(&p1); ps(p2); puts("");
# 	qfn2(p0, p1, p2);
# }
# extern void qfn3(int, float, Sfi3);
# void cfn3(int p0, float p1, Sfi3 p2) {
# 	printf("qbe->c(%d)", 3);
# 	pw(p0); ps(p1); pfi3(&p2); puts("");
# 	qfn3(p0, p1, p2);
# }
# extern void qfn4(Sss);
# void cfn4(Sss p0) {
# 	printf("qbe->c(%d)", 4);
# 	pss(&p0); puts("");
# 	qfn4(p0);
# }
# extern void qfn5(double, double, double, double, double, double, double, Sss, float, long);
# void cfn5(double p0, double p1, double p2, double p3, double p4, double p5, double p6, Sss p7, float p8, long p9) {
# 	printf("qbe->c(%d)", 5);
# 	pss(&p7); ps(p8); pl(p9); puts("");
# 	qfn5(p0, p1, p2, p3, p4, p5, p6, p7, p8, p9);
# }
# extern void qfn6(Slb);
# void cfn6(Slb p0) {
# 	printf("qbe->c(%d)", 6);
# 	plb(&p0); puts("");
# 	qfn6(p0);
# }
# extern void qfn7(int, int, int, int, int, int, int, Slb);
# void cfn7(int p0, int p1, int p2, int p3, int p4, int p5, int p6, Slb p7) {
# 	printf("qbe->c(%d)", 7);
# 	plb(&p7); puts("");
# 	qfn7(p0, p1, p2, p3, p4, p5, p6, p7);
# }
# extern void qfn8(int, int, int, int, int, int, int, int, Slb);
# void cfn8(int p0, int p1, int p2, int p3, int p4, int p5, int p6, int p7, Slb p8) {
# 	printf("qbe->c(%d)", 8);
# 	plb(&p8); puts("");
# 	qfn8(p0, p1, p2, p3, p4, p5, p6, p7, p8);
# }
# extern void qfn9(Sbig);
# void cfn9(Sbig p0) {
# 	printf("qbe->c(%d)", 9);
# 	pbig(&p0); puts("");
# 	qfn9(p0);
# }
# extern void qfn10(int, int, int, int, int, int, int, int, Sbig, float, long);
# void cfn10(int p0, int p1, int p2, int p3, int p4, int p5, int p6, int p7, Sbig p8, float p9, long p10) {
# 	printf("qbe->c(%d)", 10);
# 	pbig(&p8); ps(p9); pl(p10); puts("");
# 	qfn10(p0, p1, p2, p3, p4, p5, p6, p7, p8, p9, p10);
# }
# <<<

# >>> output
# qbe->c(0) 9.9
# c->qbe(0) 9.9
# qbe->c(1) 1 2.2 { -123, 4.56 }
# c->qbe(1) 1 2.2 { -123, 4.56 }
# qbe->c(2) 1 { 1.23, 456 } 3.3
# c->qbe(2) 1 { 1.23, 456 } 3.3
# qbe->c(3) 1 2.2 { 3.45, 567 }
# c->qbe(3) 1 2.2 { 3.45, 567 }
# qbe->c(4) { 1.23, 45.6 }
# c->qbe(4) { 1.23, 45.6 }
# qbe->c(5) { 1.23, 45.6 } 9.9 10
# c->qbe(5) { 1.23, 45.6 } 9.9 10
# qbe->c(6) { 123, 'z' }
# c->qbe(6) { 123, 'z' }
# qbe->c(7) { 123, 'z' }
# c->qbe(7) { 123, 'z' }
# qbe->c(8) { 123, 'z' }
# c->qbe(8) { 123, 'z' }
# qbe->c(9) "abcdefhijklmnopqr"
# c->qbe(9) "abcdefhijklmnopqr"
# qbe->c(10) "abcdefhijklmnopqr" 10.1 11
# c->qbe(10) "abcdefhijklmnopqr" 10.1 11
# <<<