mips: remove dynamic arrays - reduces stack usage

Allocate working memory dynamically.

Signed-off-by: Øyvind Harboe <oyvind.harboe@zylin.com>

1 files changed, 15 insertions, 5 deletions

diff --git a/src/target/mips32_pracc.c b/src/target/mips32_pracc.c
index 3177e0f2..40627e16 100644
--- a/src/target/mips32_pracc.c
+++ b/src/target/mips32_pracc.c
@@ -440,7 +440,7 @@ int mips32_pracc_read_mem16(struct mips_ejtag *ejtag_info, uint32_t addr, int co
 	};
 
 //	/* TODO remove array */
-	uint32_t param_out[count];
+	uint32_t *param_out = malloc(count * sizeof(uint32_t));
 	int i;
 
 //	int retval;
@@ -472,6 +472,8 @@ int mips32_pracc_read_mem16(struct mips_ejtag *ejtag_info, uint32_t addr, int co
 		buf[i] = param_out[i];
 	}
 
+	free(param_out);
+
 	return ERROR_OK;
 }
 
@@ -519,7 +521,7 @@ int mips32_pracc_read_mem8(struct mips_ejtag *ejtag_info, uint32_t addr, int cou
 	};
 
 //	/* TODO remove array */
-	uint32_t param_out[count];
+	uint32_t *param_out = malloc(count * sizeof(uint32_t));
 	int i;
 
 //	int retval;
@@ -551,6 +553,8 @@ int mips32_pracc_read_mem8(struct mips_ejtag *ejtag_info, uint32_t addr, int cou
 		buf[i] = param_out[i];
 	}
 
+	free(param_out);
+
 	return ERROR_OK;
 }
 
@@ -609,7 +613,7 @@ int mips32_pracc_write_mem32(struct mips_ejtag *ejtag_info, uint32_t addr, int c
 	};
 
 	/* TODO remove array */
-	uint32_t param_in[count + 2];
+	uint32_t *param_in = malloc((count + 2) * sizeof(uint32_t));
 	param_in[0] = addr;
 	param_in[1] = addr + count * sizeof(uint32_t);	//last address
 
@@ -618,6 +622,8 @@ int mips32_pracc_write_mem32(struct mips_ejtag *ejtag_info, uint32_t addr, int c
 	mips32_pracc_exec(ejtag_info, sizeof(code)/sizeof(code[0]), code, \
 		sizeof(param_in)/sizeof(param_in[0]),param_in, 0, NULL, 1);
 
+	free(param_in);
+
 	return ERROR_OK;
 }
 
@@ -698,7 +704,7 @@ int mips32_pracc_write_mem16(struct mips_ejtag *ejtag_info, uint32_t addr, int c
 	};
 
 	/* TODO remove array */
-	uint32_t param_in[count + 2];
+	uint32_t *param_in = malloc((count + 2) * sizeof(uint32_t));
 	int i;
 	param_in[0] = addr;
 	param_in[1] = count;
@@ -711,6 +717,8 @@ int mips32_pracc_write_mem16(struct mips_ejtag *ejtag_info, uint32_t addr, int c
 	mips32_pracc_exec(ejtag_info, sizeof(code)/sizeof(code[0]), code, \
 		sizeof(param_in)/sizeof(param_in[0]), param_in, 0, NULL, 1);
 
+	free(param_in);
+
 	return ERROR_OK;
 }
 
@@ -758,7 +766,7 @@ int mips32_pracc_write_mem8(struct mips_ejtag *ejtag_info, uint32_t addr, int co
 	};
 
 	/* TODO remove array */
-	uint32_t param_in[count + 2];
+	uint32_t *param_in = malloc((count + 2) * sizeof(uint32_t));
 	int retval;
 	int i;
 	param_in[0] = addr;
@@ -772,6 +780,8 @@ int mips32_pracc_write_mem8(struct mips_ejtag *ejtag_info, uint32_t addr, int co
 	retval = mips32_pracc_exec(ejtag_info, sizeof(code)/sizeof(code[0]), code, \
 		sizeof(param_in)/sizeof(param_in[0]), param_in, 0, NULL, 1);
 
+	free(param_in);
+
 	return retval;
 }