diff options
author | Andrew Geissler <geissonator@yahoo.com> | 2020-10-16 18:11:54 +0300 |
---|---|---|
committer | Andrew Geissler <geissonator@yahoo.com> | 2020-10-16 18:11:54 +0300 |
commit | a9ff2b33c004367b3dbded5d54d7a272ed76f68f (patch) | |
tree | a3c47ab3a1b1af411639ea6221a680f5f3cb490d /meta-xilinx/meta-xilinx-bsp/recipes-microblaze/gcc/gcc-10/0059-Patch-MicroBlaze-fixed-typos-in-mul-div-and-mod-asse.patch | |
parent | 9129b24a007278f4002886e4734bc217603f14ce (diff) | |
download | openbmc-a9ff2b33c004367b3dbded5d54d7a272ed76f68f.tar.xz |
reset meta-xilinx subtree on master HEAD(874b9cee5e)
Change-Id: Ic0716e95ff53e7d63c54dc5fce6ee42fc99ed424
Diffstat (limited to 'meta-xilinx/meta-xilinx-bsp/recipes-microblaze/gcc/gcc-10/0059-Patch-MicroBlaze-fixed-typos-in-mul-div-and-mod-asse.patch')
-rw-r--r-- | meta-xilinx/meta-xilinx-bsp/recipes-microblaze/gcc/gcc-10/0059-Patch-MicroBlaze-fixed-typos-in-mul-div-and-mod-asse.patch | 466 |
1 files changed, 0 insertions, 466 deletions
diff --git a/meta-xilinx/meta-xilinx-bsp/recipes-microblaze/gcc/gcc-10/0059-Patch-MicroBlaze-fixed-typos-in-mul-div-and-mod-asse.patch b/meta-xilinx/meta-xilinx-bsp/recipes-microblaze/gcc/gcc-10/0059-Patch-MicroBlaze-fixed-typos-in-mul-div-and-mod-asse.patch deleted file mode 100644 index 2e5703304..000000000 --- a/meta-xilinx/meta-xilinx-bsp/recipes-microblaze/gcc/gcc-10/0059-Patch-MicroBlaze-fixed-typos-in-mul-div-and-mod-asse.patch +++ /dev/null @@ -1,466 +0,0 @@ -From e1a10a708f209704a3921cf66dd3ff4d0814befc Mon Sep 17 00:00:00 2001 -From: Mahesh Bodapati <mbodapat@xilinx.com> -Date: Wed, 17 Apr 2019 12:36:16 +0530 -Subject: [PATCH 59/63] [Patch,MicroBlaze]: fixed typos in mul,div and mod - assembly files. - ---- - libgcc/config/microblaze/divsi3.S | 47 ++++++++++++++++++++++++++---- - libgcc/config/microblaze/modsi3.S | 40 +++++++++++++++++++++++--- - libgcc/config/microblaze/mulsi3.S | 33 +++++++++++++++++++++- - libgcc/config/microblaze/udivsi3.S | 54 +++++++++++++++++++++++++++++++---- - libgcc/config/microblaze/umodsi3.S | 58 +++++++++++++++++++++++++++++++++++--- - 5 files changed, 212 insertions(+), 20 deletions(-) - -diff --git a/libgcc/config/microblaze/divsi3.S b/libgcc/config/microblaze/divsi3.S -index 2765e42..bd56522 100644 ---- a/libgcc/config/microblaze/divsi3.S -+++ b/libgcc/config/microblaze/divsi3.S -@@ -46,7 +46,7 @@ - __divsi3: - .frame r1,0,r15 - -- ADDIK r1,r1,-32 -+ ADDLIK r1,r1,-32 - SLI r28,r1,0 - SLI r29,r1,8 - SLI r30,r1,16 -@@ -61,13 +61,23 @@ __divsi3: - SWI r30,r1,8 - SWI r31,r1,12 - #endif -- BEQI r6,$LaDiv_By_Zero # Div_by_Zero # Division Error -- BEQI r5,$LaResult_Is_Zero # Result is Zero -- BGEID r5,$LaR5_Pos -+#ifdef __arch64__ -+ BEAEQI r6,$LaDiv_By_Zero # Div_by_Zero # Division Error -+ BEAEQI r5,$LaResult_Is_Zero # Result is Zero -+ BEAGEID r5,$LaR5_Pos -+#else -+ BEQI r6,$LaDiv_By_Zero # Div_by_Zero # Division Error -+ BEQI r5,$LaResult_Is_Zero # Result is Zero -+ BGEID r5,$LaR5_Pos -+#endif - XOR r28,r5,r6 # Get the sign of the result - RSUBI r5,r5,0 # Make r5 positive - $LaR5_Pos: -- BGEI r6,$LaR6_Pos -+#ifdef __arch64__ -+ BEAGEI r6,$LaR6_Pos -+#else -+ BGEI r6,$LaR6_Pos -+#endif - RSUBI r6,r6,0 # Make r6 positive - $LaR6_Pos: - ADDIK r30,r0,0 # Clear mod -@@ -76,26 +86,51 @@ $LaR6_Pos: - - # First part try to find the first '1' in the r5 - $LaDIV0: -- BLTI r5,$LaDIV2 # This traps r5 == 0x80000000 -+#ifdef __arch64__ -+ BEALTI r5,$LaDIV2 # This traps r5 == 0x80000000 -+#else -+ BLTI r5,$LaDIV2 # This traps r5 == 0x80000000 -+#endif - $LaDIV1: - ADD r5,r5,r5 # left shift logical r5 -+#ifdef __arch64__ -+ BEAGTID r5,$LaDIV1 -+#else - BGTID r5,$LaDIV1 -+#endif - ADDIK r29,r29,-1 - $LaDIV2: - ADD r5,r5,r5 # left shift logical r5 get the '1' into the Carry - ADDC r30,r30,r30 # Move that bit into the Mod register - RSUB r31,r6,r30 # Try to subtract (r30 a r6) -+#ifdef __arch64__ -+ BEALTI r31,$LaMOD_TOO_SMALL -+#else - BLTI r31,$LaMOD_TOO_SMALL -+#endif - OR r30,r0,r31 # Move the r31 to mod since the result was positive - ADDIK r3,r3,1 - $LaMOD_TOO_SMALL: - ADDIK r29,r29,-1 -+#ifdef __arch64__ -+ BEAEQi r29,$LaLOOP_END -+#else - BEQi r29,$LaLOOP_END -+#endif - ADD r3,r3,r3 # Shift in the '1' into div -+#ifdef __arch64__ -+ BREAI $LaDIV2 # Div2 -+#else - BRI $LaDIV2 # Div2 -+#endif - $LaLOOP_END: -+#ifdef __arch64__ -+ BEAGEI r28,$LaRETURN_HERE -+ BREAID $LaRETURN_HERE -+#else - BGEI r28,$LaRETURN_HERE - BRID $LaRETURN_HERE -+#endif - RSUBI r3,r3,0 # Negate the result - $LaDiv_By_Zero: - $LaResult_Is_Zero: -diff --git a/libgcc/config/microblaze/modsi3.S b/libgcc/config/microblaze/modsi3.S -index b0e6cad..3632fad 100644 ---- a/libgcc/config/microblaze/modsi3.S -+++ b/libgcc/config/microblaze/modsi3.S -@@ -62,40 +62,72 @@ __modsi3: - swi r31,r1,12 - #endif - -+#ifdef __arch64__ -+ BEAEQI r6,$LaDiv_By_Zero # Div_by_Zero # Division Error -+ BEAEQI r5,$LaResult_Is_Zero # Result is Zero -+ BEAGEId r5,$LaR5_Pos -+#else - BEQI r6,$LaDiv_By_Zero # Div_by_Zero # Division Error - BEQI r5,$LaResult_Is_Zero # Result is Zero - BGEId r5,$LaR5_Pos -+#endif - ADD r28,r5,r0 # Get the sign of the result [ Depends only on the first arg] - RSUBI r5,r5,0 # Make r5 positive - $LaR5_Pos: -- BGEI r6,$LaR6_Pos -+#ifdef __arch64__ -+ BEAGEI r6,$LaR6_Pos -+#else -+ BGEI r6,$LaR6_Pos -+#endif - RSUBI r6,r6,0 # Make r6 positive - $LaR6_Pos: - ADDIK r3,r0,0 # Clear mod - ADDIK r30,r0,0 # clear div -- BLTId r5,$LaDIV2 # If r5 is still negative (0x80000000), skip -+#ifdef __arch64__ -+ BEALTId r5,$LaDIV2 # If r5 is still negative (0x80000000), skip - # the first bit search. -+#else -+ BLTId r5,$LaDIV2 # If r5 is still negative (0x80000000), skip -+ # the first bit search. -+#endif - ADDIK r29,r0,32 # Initialize the loop count - # First part try to find the first '1' in the r5 - $LaDIV1: - ADD r5,r5,r5 # left shift logical r5 -- BGEID r5,$LaDIV1 # -+#ifdef __arch64__ -+ BEAGEID r5,$LaDIV1 # -+#else -+ BGEID r5,$LaDIV1 # -+#endif - ADDIK r29,r29,-1 - $LaDIV2: - ADD r5,r5,r5 # left shift logical r5 get the '1' into the Carry - ADDC r3,r3,r3 # Move that bit into the Mod register - rSUB r31,r6,r3 # Try to subtract (r30 a r6) -+#ifdef __arch64__ -+ BEALTi r31,$LaMOD_TOO_SMALL -+#else - BLTi r31,$LaMOD_TOO_SMALL -+#endif - OR r3,r0,r31 # Move the r31 to mod since the result was positive - ADDIK r30,r30,1 - $LaMOD_TOO_SMALL: - ADDIK r29,r29,-1 -+#ifdef __arch64__ -+ BEAEQi r29,$LaLOOP_END -+ ADD r30,r30,r30 # Shift in the '1' into div -+ BREAI $LaDIV2 # Div2 -+$LaLOOP_END: -+ BEAGEI r28,$LaRETURN_HERE -+ BREAId $LaRETURN_HERE -+#else - BEQi r29,$LaLOOP_END - ADD r30,r30,r30 # Shift in the '1' into div - BRI $LaDIV2 # Div2 - $LaLOOP_END: - BGEI r28,$LaRETURN_HERE - BRId $LaRETURN_HERE -+#endif - rsubi r3,r3,0 # Negate the result - $LaDiv_By_Zero: - $LaResult_Is_Zero: -@@ -108,7 +140,7 @@ $LaRETURN_HERE: - lli r29,r1,8 - lli r30,r1,16 - lli r31,r1,24 -- addik r1,r1,32 -+ addlik r1,r1,32 - rtsd r15,8 - nop - #else -diff --git a/libgcc/config/microblaze/mulsi3.S b/libgcc/config/microblaze/mulsi3.S -index e28c69a..991dbcd 100644 ---- a/libgcc/config/microblaze/mulsi3.S -+++ b/libgcc/config/microblaze/mulsi3.S -@@ -43,7 +43,37 @@ - .type __mulsi3,@function - #ifdef __arch64__ - .align 3 --#endif -+__mulsi3: -+ .frame r1,0,r15 -+ add r3,r0,r0 -+ BEAEQI r5,$L_Result_Is_Zero # Multiply by Zero -+ BEAEQI r6,$L_Result_Is_Zero # Multiply by Zero -+ BEAGEId r5,$L_R5_Pos -+ XOR r4,r5,r6 # Get the sign of the result -+ RSUBI r5,r5,0 # Make r5 positive -+$L_R5_Pos: -+ BEAGEI r6,$L_R6_Pos -+ RSUBI r6,r6,0 # Make r6 positive -+$L_R6_Pos: -+ breai $L1 -+$L2: -+ add r5,r5,r5 -+$L1: -+ srl r6,r6 -+ addc r7,r0,r0 -+ beaeqi r7,$L2 -+ beaneid r6,$L2 -+ add r3,r3,r5 -+ bealti r4,$L_NegateResult -+ rtsd r15,8 -+ nop -+$L_NegateResult: -+ rtsd r15,8 -+ rsub r3,r3,r0 -+$L_Result_Is_Zero: -+ rtsd r15,8 -+ addi r3,r0,0 -+#else - __mulsi3: - .frame r1,0,r15 - add r3,r0,r0 -@@ -74,5 +104,6 @@ $L_NegateResult: - $L_Result_Is_Zero: - rtsd r15,8 - addi r3,r0,0 -+#endif - .end __mulsi3 - .size __mulsi3, . - __mulsi3 -diff --git a/libgcc/config/microblaze/udivsi3.S b/libgcc/config/microblaze/udivsi3.S -index b1e44b6..42b086e 100644 ---- a/libgcc/config/microblaze/udivsi3.S -+++ b/libgcc/config/microblaze/udivsi3.S -@@ -59,52 +59,96 @@ __udivsi3: - SWI r30,r1,4 - SWI r31,r1,8 - #endif -+#ifdef __arch64__ -+ BEAEQI r6,$LaDiv_By_Zero # Div_by_Zero # Division Error -+ BEAEQID r5,$LaResult_Is_Zero # Result is Zero -+#else - BEQI r6,$LaDiv_By_Zero # Div_by_Zero # Division Error - BEQID r5,$LaResult_Is_Zero # Result is Zero -+#endif - ADDIK r30,r0,0 # Clear mod - ADDIK r29,r0,32 # Initialize the loop count - - # Check if r6 and r5 are equal # if yes, return 1 - RSUB r18,r5,r6 -+#ifdef __arch64__ -+ BEAEQID r18,$LaRETURN_HERE -+#else - BEQID r18,$LaRETURN_HERE -+#endif - ADDIK r3,r0,1 - - # Check if (uns)r6 is greater than (uns)r5. In that case, just return 0 - XOR r18,r5,r6 -- BGEID r18,16 -+#ifdef __arch64__ -+ BEAGEID r18,16 -+#else -+ BGEID r18,16 -+#endif - ADD r3,r0,r0 # We would anyways clear r3 -+#ifdef __arch64__ -+ BEALTI r6,$LaRETURN_HERE # r6[bit 31 = 1] hence is greater -+ BREAI $LCheckr6 -+ RSUB r18,r6,r5 # MICROBLAZEcmp -+ BEALTI r18,$LaRETURN_HERE -+#else - BLTI r6,$LaRETURN_HERE # r6[bit 31 = 1] hence is greater - BRI $LCheckr6 - RSUB r18,r6,r5 # MICROBLAZEcmp - BLTI r18,$LaRETURN_HERE -- -+#endif - # If r6 [bit 31] is set, then return result as 1 - $LCheckr6: -- BGTI r6,$LaDIV0 -- BRID $LaRETURN_HERE -+#ifdef __arch64__ -+ BEAGTI r6,$LaDIV0 -+ BREAID $LaRETURN_HERE -+#else -+ BGTI r6,$LaDIV0 -+ BRID $LaRETURN_HERE -+#endif - ADDIK r3,r0,1 - - # First part try to find the first '1' in the r5 - $LaDIV0: -+#ifdef __arch64__ -+ BEALTI r5,$LaDIV2 -+#else - BLTI r5,$LaDIV2 -+#endif - $LaDIV1: - ADD r5,r5,r5 # left shift logical r5 -+#ifdef __arch64__ -+ BEAGTID r5,$LaDIV1 -+#else - BGTID r5,$LaDIV1 -+#endif - ADDIK r29,r29,-1 - $LaDIV2: - ADD r5,r5,r5 # left shift logical r5 get the '1' into the Carry - ADDC r30,r30,r30 # Move that bit into the Mod register - RSUB r31,r6,r30 # Try to subtract (r30 a r6) -+#ifdef __arch64__ -+ BEALTI r31,$LaMOD_TOO_SMALL -+#else - BLTI r31,$LaMOD_TOO_SMALL -+#endif - OR r30,r0,r31 # Move the r31 to mod since the result was positive - ADDIK r3,r3,1 - $LaMOD_TOO_SMALL: - ADDIK r29,r29,-1 -+#ifdef __arch64__ -+ BEAEQi r29,$LaLOOP_END -+ ADD r3,r3,r3 # Shift in the '1' into div -+ BREAI $LaDIV2 # Div2 -+$LaLOOP_END: -+ BREAI $LaRETURN_HERE -+#else - BEQi r29,$LaLOOP_END - ADD r3,r3,r3 # Shift in the '1' into div - BRI $LaDIV2 # Div2 - $LaLOOP_END: - BRI $LaRETURN_HERE -+#endif - $LaDiv_By_Zero: - $LaResult_Is_Zero: - OR r3,r0,r0 # set result to 0 -@@ -115,7 +159,7 @@ $LaRETURN_HERE: - LLI r29,r1,0 - LLI r30,r1,8 - LLI r31,r1,16 -- ADDIK r1,r1,24 -+ ADDLIK r1,r1,24 - RTSD r15,8 - NOP - #else -diff --git a/libgcc/config/microblaze/umodsi3.S b/libgcc/config/microblaze/umodsi3.S -index 1b3070e..91430a6 100644 ---- a/libgcc/config/microblaze/umodsi3.S -+++ b/libgcc/config/microblaze/umodsi3.S -@@ -46,7 +46,7 @@ - __umodsi3: - .frame r1,0,r15 - -- addik r1,r1,-24 -+ addlik r1,r1,-24 - sli r29,r1,0 - sli r30,r1,8 - sli r31,r1,16 -@@ -59,27 +59,77 @@ __umodsi3: - swi r30,r1,4 - swi r31,r1,8 - #endif -+#ifdef __arch64__ -+ BEAEQI r6,$LaDiv_By_Zero # Div_by_Zero # Division Error -+ BEAEQId r5,$LaResult_Is_Zero # Result is Zero -+#else - BEQI r6,$LaDiv_By_Zero # Div_by_Zero # Division Error - BEQId r5,$LaResult_Is_Zero # Result is Zero -+#endif - ADDIK r3,r0,0 # Clear div - ADDIK r30,r0,0 # clear mod - ADDIK r29,r0,32 # Initialize the loop count - - # Check if r6 and r5 are equal # if yes, return 0 - rsub r18,r5,r6 -- beqi r18,$LaRETURN_HERE - -+#ifdef __arch64__ -+ beaeqi r18,$LaRETURN_HERE -+#else -+ beqi r18,$LaRETURN_HERE -+#endif - # Check if (uns)r6 is greater than (uns)r5. In that case, just return r5 - xor r18,r5,r6 -+#ifdef __arch64__ -+ beageid r18,16 -+ addik r3,r5,0 -+ bealti r6,$LaRETURN_HERE -+ breai $LCheckr6 -+ rsub r18,r5,r6 # MICROBLAZEcmp -+ beagti r18,$LaRETURN_HERE -+#else - bgeid r18,16 - addik r3,r5,0 - blti r6,$LaRETURN_HERE - bri $LCheckr6 - rsub r18,r5,r6 # MICROBLAZEcmp - bgti r18,$LaRETURN_HERE -- -+#endif - # If r6 [bit 31] is set, then return result as r5-r6 - $LCheckr6: -+#ifdef __arch64__ -+ beagtid r6,$LaDIV0 -+ addik r3,r0,0 -+ addik r18,r0,0x7fffffff -+ and r5,r5,r18 -+ and r6,r6,r18 -+ breaid $LaRETURN_HERE -+ rsub r3,r6,r5 -+# First part: try to find the first '1' in the r5 -+$LaDIV0: -+ BEALTI r5,$LaDIV2 -+$LaDIV1: -+ ADD r5,r5,r5 # left shift logical r5 -+ BEAGEID r5,$LaDIV1 # -+ ADDIK r29,r29,-1 -+$LaDIV2: -+ ADD r5,r5,r5 # left shift logical r5 get the '1' into the Carry -+ ADDC r3,r3,r3 # Move that bit into the Mod register -+ rSUB r31,r6,r3 # Try to subtract (r3 a r6) -+ BEALTi r31,$LaMOD_TOO_SMALL -+ OR r3,r0,r31 # Move the r31 to mod since the result was positive -+ ADDIK r30,r30,1 -+$LaMOD_TOO_SMALL: -+ ADDIK r29,r29,-1 -+ BEAEQi r29,$LaLOOP_END -+ ADD r30,r30,r30 # Shift in the '1' into div -+ BREAI $LaDIV2 # Div2 -+$LaLOOP_END: -+ BREAI $LaRETURN_HERE -+$LaDiv_By_Zero: -+$LaResult_Is_Zero: -+ or r3,r0,r0 # set result to 0 -+#else - bgtid r6,$LaDIV0 - addik r3,r0,0 - addik r18,r0,0x7fffffff -@@ -111,7 +161,7 @@ $LaLOOP_END: - $LaDiv_By_Zero: - $LaResult_Is_Zero: - or r3,r0,r0 # set result to 0 -- -+#endif - #ifdef __arch64__ - $LaRETURN_HERE: - # Restore values of CSRs and that of r3 and the divisor and the dividend --- -2.7.4 - |