From 4a71579b757d3a2eb6902c84391f429838ad4912 Mon Sep 17 00:00:00 2001
From: Paul Cercueil
Date: Thu, 30 Jan 2020 12:33:44 -0300
Subject: git subrepo clone https://git.savannah.gnu.org/git/lightning.git
 deps/lightning

subrepo:
  subdir:   "deps/lightning"
  merged:   "b0b8eb5"
upstream:
  origin:   "https://git.savannah.gnu.org/git/lightning.git"
  branch:   "master"
  commit:   "b0b8eb5"
git-subrepo:
  version:  "0.4.1"
  origin:   "https://github.com/ingydotnet/git-subrepo.git"
  commit:   "a04d8c2"
---
 deps/lightning/check/ldstxr-c.tst | 219 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 219 insertions(+)
 create mode 100644 deps/lightning/check/ldstxr-c.tst

(limited to 'deps/lightning/check/ldstxr-c.tst')

diff --git a/deps/lightning/check/ldstxr-c.tst b/deps/lightning/check/ldstxr-c.tst
new file mode 100644
index 0000000..cd770a6
--- /dev/null
+++ b/deps/lightning/check/ldstxr-c.tst
@@ -0,0 +1,219 @@
+#include "ldst.inc"
+
+#if __WORDSIZE == 64
+#  define LDSTL(N, R0, R1, R2)					\
+	movi %R2 $offui						\
+	stxr_i %R2 %R0 %R1					\
+	movi %R1 L##N						\
+	movi %R2 $offl						\
+	stxr_l %R2 %R0 %R1
+
+#  define SI(C, N, x, X, R0, R1)				\
+	movi %R1 $off##x					\
+	ldxr_##x %R1 %R0 %R1					\
+	beqi L##x##C##0 %R1 L##X##N				\
+	calli @abort						\
+L##x##C##0:							\
+	movi %R1 $off##x					\
+	ldxr_##x %R0 %R0 %R1					\
+	beqi L##x##C##1 %R0 L##X##N				\
+	calli @abort						\
+L##x##C##1:
+
+#  define LDRL(C, N, R0, R1, R2)				\
+	UI(C, N, i, I, R0, R1)					\
+	movi %R0 t0						\
+	SI(C, N, l, L, R0, R1)
+#else
+#  define LDSTL(C, R0, R1, R2)
+#  define SI(C, N, x, X, R0, R1)				\
+	movi %R1 $off##x					\
+	ldxr_##x %R1 %R0 %R1					\
+	beqi L##x##C##0 %R1 I##X##N				\
+	calli @abort						\
+L##x##C##0:							\
+	movi %R1 $off##x					\
+	ldxr_##x %R0 %R0 %R1					\
+	beqi L##x##C##1 %R0 I##X##N				\
+	calli @abort						\
+L##x##C##1:
+
+#  define LDRL(C, N, R0, R1, R2)
+
+#endif
+
+#define UI(C, N, x, X, R0, R1)					\
+	movi %R1 $offu##x					\
+	ldxr_u##x %R1 %R0 %R1					\
+	beqi Lu##x##C##0 %R1 X##N				\
+	calli @abort						\
+Lu##x##C##0:							\
+	movi %R1 $offu##x					\
+	ldxr_u##x %R0 %R0 %R1					\
+	beqi Lu##x##C##1 %R0 X##N				\
+	calli @abort						\
+Lu##x##C##1:
+
+#define LDST1(X, N, R0, R1, R2)					\
+	movi %R0 t0						\
+	movi %R1 C##N						\
+	movi %R2 $offc						\
+	stxr_c %R2 %R0 %R1					\
+	movi %R2 $offuc						\
+	stxr_c %R2 %R0 %R1					\
+	movi %R1 S##N						\
+	movi %R2 $offs						\
+	stxr_s %R2 %R0 %R1					\
+	movi %R2 $offus						\
+	stxr_s %R2 %R0 %R1					\
+	movi %R1 I##N						\
+	movi %R2 $offi						\
+	stxr_i %R2 %R0 %R1					\
+	LDSTL(N, R0, R1, R2)					\
+	SI(X, N, c, C, R0, R1)					\
+	movi %R0 t0						\
+	UI(X, N, c, C, R0, R1)					\
+	movi %R0 t0						\
+	SI(X, N, s, S, R0, R1)					\
+	movi %R0 t0						\
+	UI(X, N, s, S, R0, R1)					\
+	movi %R0 t0						\
+	SI(X, N, i, I, R0, R1)					\
+	movi %R0 t0						\
+	LDRL(X, N, R0, R1, R2)					\
+
+#define LDST0(R0, R1, R2)					\
+	LDST1(0_##R0##_##R1##_##R2, 0, R0, R1, R2)		\
+	LDST1(1_##R0##_##R1##_##R2, 1, R0, R1, R2)		\
+	LDST1(2_##R0##_##R1##_##R2, 2, R0, R1, R2)		\
+	LDST1(3_##R0##_##R1##_##R2, 3, R0, R1, R2)
+
+#define LDST(V0, V1, V2, R0, R1, R2)				\
+	LDST0(V1, V2, V0)					\
+	LDST0(V1, R0, V0)					\
+	LDST0(V1, R1, V0)					\
+	LDST0(V1, R2, V0)					\
+	LDST0(V0, R0, V1)					\
+	LDST0(V0, R1, V1)					\
+	LDST0(V0, R2, V1)					\
+	LDST0(V0, V2, V1)					\
+	LDST0(V2, V0, V1)					\
+	LDST0(V2, R0, V1)					\
+	LDST0(V2, R1, V1)					\
+	LDST0(V2, R2, V1)					\
+	LDST0(R0, R1, V2)					\
+	LDST0(R0, R2, V2)
+
+.code
+	prolog
+
+	/* Simple test to simplify validating encodings before
+	 * brute force tests */
+	movi %r0 t0
+	movi %r1 0x81
+	movi %r2 $offc
+	stxr_c %r2 %r0 %r1
+	movi %r2 $offuc
+	stxr_c %r2 %r0 %r1
+	movi %r1 0x8001
+	movi %r2 $offs
+	stxr_s %r2 %r0 %r1
+	movi %r2 $offus
+	stxr_s %r2 %r0 %r1
+	movi %r1 0x80000001
+	movi %r2 $offi
+	stxr_i %r2 %r0 %r1
+#if __WORDSIZE == 64
+	movi %r2 $offui
+	stxr_i %r2 %r0 %r1
+	movi %r1 0x8000000000000001
+	movi %r2 $offl
+	stxr_l %r2 %r0 %r1
+#endif
+	movi %r1 $offc
+	ldxr_c %r1 %r0 %r1
+	beqi Lc0 %r1 XC
+	calli @abort
+Lc0:
+	movi %r1 $offc
+	ldxr_c %r0 %r0 %r1
+	beqi Lc1 %r0 XC
+	calli @abort
+Lc1:
+	movi %r0 t0
+	movi %r1 $offuc
+	ldxr_uc %r1 %r0 %r1
+	beqi Luc0 %r1 0x81
+	calli @abort
+Luc0:
+	movi %r1 $offuc
+	ldxr_uc %r0 %r0 %r1
+	beqi Luc1 %r0 0x81
+	calli @abort
+Luc1:
+	movi %r0 t0
+	movi %r1 $offs
+	ldxr_s %r1 %r0 %r1
+	beqi Ls0 %r1 XS
+	calli @abort
+Ls0:
+	movi %r1 $offs
+	ldxr_s %r0 %r0 %r1
+	beqi Ls1 %r0 XS
+	calli @abort
+Ls1:
+	movi %r0 t0
+	movi %r1 $offus
+	ldxr_us %r1 %r0 %r1
+	beqi Lus0 %r1 0x8001
+	calli @abort
+Lus0:
+	movi %r1 $offus
+	ldxr_us %r0 %r0 %r1
+	beqi Lus1 %r0 0x8001
+	calli @abort
+Lus1:
+	movi %r0 t0
+	movi %r1 $offi
+	ldxr_i %r1 %r0 %r1
+	beqi Li0 %r1 XI
+	calli @abort
+Li0:
+	movi %r1 $offi
+	ldxr_i %r0 %r0 %r1
+	beqi Li1 %r0 XI
+	calli @abort
+Li1:
+#if __WORDSIZE == 64
+	movi %r0 t0
+	movi %r1 $offui
+	ldxr_ui %r1 %r0 %r1
+	beqi Lui0 %r1 0x80000001
+	calli @abort
+Lui0:
+	movi %r1 $offui
+	ldxr_ui %r0 %r0 %r1
+	beqi Lui1 %r0 0x80000001
+	calli @abort
+Lui1:
+	movi %r0 t0
+	movi %r1 $offl
+	ldxr_l %r1 %r0 %r1
+	beqi Ll0 %r1 0x8000000000000001
+	calli @abort
+Ll0:
+	movi %r1 $offl
+	ldxr_l %r0 %r0 %r1
+	beqi Ll1 %r0 0x8000000000000001
+	calli @abort
+Ll1:
+#endif
+
+	LDST(v0, v1, v2, r0, r1, r2)
+	// just to know did not abort
+	prepare
+		pushargi ok
+		ellipsis
+	finishi @printf
+	ret
+	epilog
-- 
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