Enable linker relaxation so auipc,jalr pairs get mapped to jals

SUPERCILEX · May 4, 2023 · d1125a6 · d1125a6
1 parent a8fa4ac
commit d1125a6
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Showing 8 changed files with 26 additions and 26 deletions.
diff --git a/soft/onchip/.cargo/config.toml b/soft/onchip/.cargo/config.toml
@@ -4,7 +4,7 @@ target = "riscv32i-unknown-none-elf"
 [target.riscv32i-unknown-none-elf]
 rustflags = [
     "-Clink-arg=-T../program.lds",
-    "-Ctarget-feature=+m",
+    "-Ctarget-feature=+m,+relax",
 ]
 
 [unstable]

diff --git a/soft/onchip/calculator/calculator.output b/soft/onchip/calculator/calculator.output
@@ -10,7 +10,7 @@
 
 ((error 1) (uart ((write_data 0) (write_ready 0) (read_ready 0)))
  (counters
-  ((cycles_since_boot 32027) (instructions_retired 22021)
-   (empty_alu_cycles 2923) (fetch_branch_target_buffer_hits 3007)
-   (decode_branch_mispredictions 30) (decode_jump_mispredictions 55)
-   (execute_branch_mispredictions 684) (execute_jump_mispredictions 272))))
+  ((cycles_since_boot 31594) (instructions_retired 21722)
+   (empty_alu_cycles 2785) (fetch_branch_target_buffer_hits 3006)
+   (decode_branch_mispredictions 22) (decode_jump_mispredictions 117)
+   (execute_branch_mispredictions 669) (execute_jump_mispredictions 223))))
diff --git a/soft/onchip/fibonacci/fibonacci.output b/soft/onchip/fibonacci/fibonacci.output
@@ -5,7 +5,7 @@ Fibonacci of 11: 89
 
 ((error 1) (uart ((write_data 0) (write_ready 0) (read_ready 0)))
  (counters
-  ((cycles_since_boot 5631) (instructions_retired 3818)
-   (empty_alu_cycles 688) (fetch_branch_target_buffer_hits 694)
-   (decode_branch_mispredictions 8) (decode_jump_mispredictions 5)
-   (execute_branch_mispredictions 197) (execute_jump_mispredictions 29))))
+  ((cycles_since_boot 5444) (instructions_retired 3667)
+   (empty_alu_cycles 670) (fetch_branch_target_buffer_hits 696)
+   (decode_branch_mispredictions 7) (decode_jump_mispredictions 14)
+   (execute_branch_mispredictions 197) (execute_jump_mispredictions 21))))
diff --git a/soft/onchip/pi/pi.output b/soft/onchip/pi/pi.output
@@ -5,7 +5,7 @@ pi(10) = 3.1415926535897913
 
 ((error 0) (uart ((write_data 0) (write_ready 0) (read_ready 0)))
  (counters
-  ((cycles_since_boot 100000) (instructions_retired 83520)
-   (empty_alu_cycles 10670) (fetch_branch_target_buffer_hits 12752)
-   (decode_branch_mispredictions 117) (decode_jump_mispredictions 177)
-   (execute_branch_mispredictions 2196) (execute_jump_mispredictions 1311))))
+  ((cycles_since_boot 100000) (instructions_retired 83128)
+   (empty_alu_cycles 11040) (fetch_branch_target_buffer_hits 13291)
+   (decode_branch_mispredictions 281) (decode_jump_mispredictions 297)
+   (execute_branch_mispredictions 2392) (execute_jump_mispredictions 1123))))
diff --git a/soft/onchip/rng/rng.output b/soft/onchip/rng/rng.output
@@ -104,7 +104,7 @@
 
 ((error 1) (uart ((write_data 0) (write_ready 0) (read_ready 0)))
  (counters
-  ((cycles_since_boot 205928) (instructions_retired 124089)
-   (empty_alu_cycles 15454) (fetch_branch_target_buffer_hits 18596)
-   (decode_branch_mispredictions 213) (decode_jump_mispredictions 117)
-   (execute_branch_mispredictions 3447) (execute_jump_mispredictions 1630))))
+  ((cycles_since_boot 202800) (instructions_retired 121778)
+   (empty_alu_cycles 14528) (fetch_branch_target_buffer_hits 18893)
+   (decode_branch_mispredictions 212) (decode_jump_mispredictions 35)
+   (execute_branch_mispredictions 3348) (execute_jump_mispredictions 1415))))
diff --git a/soft/onchip/sort/sort.output b/soft/onchip/sort/sort.output
@@ -5,7 +5,7 @@
 
 ((error 1) (uart ((write_data 0) (write_ready 0) (read_ready 0)))
  (counters
-  ((cycles_since_boot 9325) (instructions_retired 5852)
-   (empty_alu_cycles 919) (fetch_branch_target_buffer_hits 816)
-   (decode_branch_mispredictions 21) (decode_jump_mispredictions 29)
-   (execute_branch_mispredictions 224) (execute_jump_mispredictions 72))))
+  ((cycles_since_boot 9240) (instructions_retired 5785)
+   (empty_alu_cycles 908) (fetch_branch_target_buffer_hits 822)
+   (decode_branch_mispredictions 21) (decode_jump_mispredictions 42)
+   (execute_branch_mispredictions 224) (execute_jump_mispredictions 64))))
diff --git a/soft/onchip/wc/src/main.rs b/soft/onchip/wc/src/main.rs
@@ -4,7 +4,7 @@
 
 use core::{mem::MaybeUninit, str::from_utf8};
 
-use slib::{dbg, println, stdio::read_byte};
+use slib::{println, stdio::read_byte};
 
 #[cfg_attr(not(test), export_name = "_start")]
 #[cfg_attr(not(test), link_section = ".start")]

diff --git a/soft/onchip/wc/wc.output b/soft/onchip/wc/wc.output
@@ -5,7 +5,7 @@ WordsCount { words: 184, characters: 1132, whitespaces: 186, cjk: 0 }
 
 ((error 1) (uart ((write_data 0) (write_ready 0) (read_ready 0)))
  (counters
-  ((cycles_since_boot 496754) (instructions_retired 302038)
-   (empty_alu_cycles 95645) (fetch_branch_target_buffer_hits 101070)
-   (decode_branch_mispredictions 88) (decode_jump_mispredictions 23)
-   (execute_branch_mispredictions 31810) (execute_jump_mispredictions 56))))
+  ((cycles_since_boot 496686) (instructions_retired 302016)
+   (empty_alu_cycles 95618) (fetch_branch_target_buffer_hits 101069)
+   (decode_branch_mispredictions 88) (decode_jump_mispredictions 37)
+   (execute_branch_mispredictions 31810) (execute_jump_mispredictions 43))))