From 1abd60eb5d5c1ce6b95d4f57731eed27ced3422f Mon Sep 17 00:00:00 2001
From: Jon French
Date: Wed, 17 Apr 2019 17:03:46 +0100
Subject: add unimplemented C platform definitions for platform_read_mem etc

---
 lib/rts.c | 46 ++++++++++++++++++++++++++++++++++++++++++++++
 lib/rts.h | 16 ++++++++++++++++
 2 files changed, 62 insertions(+)

(limited to 'lib')

diff --git a/lib/rts.c b/lib/rts.c
index eacf0a70..43367b71 100644
--- a/lib/rts.c
+++ b/lib/rts.c
@@ -276,6 +276,52 @@ void read_ram(lbits *data,
   mpz_clear(byte);
 }
 
+void platform_read_mem(lbits *data,
+                       const int read_kind,
+                       const uint64_t addr,
+                       const mpz_t n)
+{
+    mpz_t addr_size;
+    mpz_init(addr_size);
+    mpz_set_ui(addr_size, 64);
+    mpz_t addr_bv;
+    mpz_init(addr_bv);
+    mpz_set_ui(addr_bv, addr);
+    read_ram(data, addr_size, n, (lbits){.len=0, .bits=NULL}, (lbits){.len=64, .bits=&addr_bv});
+}
+
+unit platform_write_mem_ea(const int write_kind,
+                           const uint64_t addr,
+                           const mpz_t n)
+{
+    return UNIT;
+}
+
+bool platform_write_mem(const int write_kind,
+                        const uint64_t addr,
+                        const mpz_t n,
+                        const lbits data)
+{
+    mpz_t addr_size;
+    mpz_init(addr_size);
+    mpz_set_ui(addr_size, 64);
+    mpz_t addr_bv;
+    mpz_init(addr_bv);
+    mpz_set_ui(addr_bv, addr);
+    return write_ram(addr_size, n, (lbits){.len=0, .bits=NULL}, (lbits){.len=64, .bits=&addr_bv}, data);
+}
+
+bool platform_excl_res(const unit unit)
+{
+    return true;
+}
+
+unit platform_barrier(const int barrier_kind)
+{
+    return UNIT;
+}
+
+
 unit load_raw(fbits addr, const sail_string file)
 {
   FILE *fp = fopen(file, "r");
diff --git a/lib/rts.h b/lib/rts.h
index c7c1259f..b63dfbbc 100644
--- a/lib/rts.h
+++ b/lib/rts.h
@@ -71,6 +71,22 @@ sbits fast_read_ram(const int64_t data_size,
 unit write_tag_bool(const fbits, const bool);
 bool read_tag_bool(const fbits);
 
+void platform_read_mem(lbits *data,
+                       const int read_kind,
+                       const uint64_t addr,
+                       const mpz_t n);
+unit platform_write_mem_ea(const int write_kind,
+                           const uint64_t addr,
+                           const mpz_t n);
+bool platform_write_mem(const int write_kind,
+                        const uint64_t addr,
+                        const mpz_t n,
+                        const lbits data);
+bool platform_excl_res(const unit unit);
+unit platform_barrier(const int barrier_kind);
+
+
+
 unit load_raw(fbits addr, const sail_string file);
 
 void load_image(char *);
-- 
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