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authorDimitry Andric <dim@FreeBSD.org>2017-05-29 16:25:57 +0000
committerDimitry Andric <dim@FreeBSD.org>2017-05-29 16:25:57 +0000
commit224c1c721b03784d0da2af00884ea8d4eb7a1650 (patch)
treeac9e50e358e85ab37022d6fdafaa0c8dbb4adad2 /lib/builtins
parent99ea5e489fa5765bf0eb50ca4261ab5cc20abeeb (diff)
downloadsrc-224c1c721b03784d0da2af00884ea8d4eb7a1650.tar.gz
src-224c1c721b03784d0da2af00884ea8d4eb7a1650.zip
vendor/compiler-rt/compiler-rt-trunk-r304222vendor/compiler-rt/compiler-rt-trunk-r304149
Notes
Diffstat (limited to 'lib/builtins')
-rw-r--r--lib/builtins/CMakeLists.txt6
-rw-r--r--lib/builtins/README.txt4
-rw-r--r--lib/builtins/arm/aeabi_cdcmp.S11
-rw-r--r--lib/builtins/arm/aeabi_cfcmp.S11
-rw-r--r--lib/builtins/arm/eqdf2vfp.S1
-rw-r--r--lib/builtins/arm/eqsf2vfp.S1
-rw-r--r--lib/builtins/arm/gedf2vfp.S1
-rw-r--r--lib/builtins/arm/gesf2vfp.S1
-rw-r--r--lib/builtins/arm/gtdf2vfp.S1
-rw-r--r--lib/builtins/arm/gtsf2vfp.S1
-rw-r--r--lib/builtins/arm/ledf2vfp.S1
-rw-r--r--lib/builtins/arm/lesf2vfp.S1
-rw-r--r--lib/builtins/arm/ltdf2vfp.S1
-rw-r--r--lib/builtins/arm/ltsf2vfp.S1
-rw-r--r--lib/builtins/arm/nedf2vfp.S1
-rw-r--r--lib/builtins/arm/nesf2vfp.S1
-rw-r--r--lib/builtins/arm/unorddf2vfp.S1
-rw-r--r--lib/builtins/arm/unordsf2vfp.S1
-rw-r--r--lib/builtins/assembly.h2
-rw-r--r--lib/builtins/bswapdi2.c27
-rw-r--r--lib/builtins/bswapsi2.c23
21 files changed, 94 insertions, 4 deletions
diff --git a/lib/builtins/CMakeLists.txt b/lib/builtins/CMakeLists.txt
index df80a50444e5..6556e7ac6513 100644
--- a/lib/builtins/CMakeLists.txt
+++ b/lib/builtins/CMakeLists.txt
@@ -42,6 +42,8 @@ set(GENERIC_SOURCES
ashlti3.c
ashrdi3.c
ashrti3.c
+ bswapdi2.c
+ bswapsi2.c
clear_cache.c
clzdi2.c
clzsi2.c
@@ -163,8 +165,7 @@ set(GENERIC_SOURCES
udivti3.c
umoddi3.c
umodsi3.c
- umodti3.c
- emutls.c)
+ umodti3.c)
set(GENERIC_TF_SOURCES
comparetf2.c
@@ -193,6 +194,7 @@ option(COMPILER_RT_EXCLUDE_ATOMIC_BUILTIN
if(NOT COMPILER_RT_BAREMETAL_BUILD)
set(GENERIC_SOURCES
${GENERIC_SOURCES}
+ emutls.c
enable_execute_stack.c)
endif()
diff --git a/lib/builtins/README.txt b/lib/builtins/README.txt
index b3d083614ee0..e603dfa05356 100644
--- a/lib/builtins/README.txt
+++ b/lib/builtins/README.txt
@@ -57,8 +57,8 @@ si_int __popcountsi2(si_int a); // bit population
si_int __popcountdi2(di_int a); // bit population
si_int __popcountti2(ti_int a); // bit population
-uint32_t __bswapsi2(uint32_t a); // a byteswapped, arm only
-uint64_t __bswapdi2(uint64_t a); // a byteswapped, arm only
+uint32_t __bswapsi2(uint32_t a); // a byteswapped
+uint64_t __bswapdi2(uint64_t a); // a byteswapped
// Integral arithmetic
diff --git a/lib/builtins/arm/aeabi_cdcmp.S b/lib/builtins/arm/aeabi_cdcmp.S
index b67814d9f20b..3e7a8b86b739 100644
--- a/lib/builtins/arm/aeabi_cdcmp.S
+++ b/lib/builtins/arm/aeabi_cdcmp.S
@@ -48,7 +48,12 @@ DEFINE_COMPILERRT_FUNCTION(__aeabi_cdcmpeq)
// NaN has been ruled out, so __aeabi_cdcmple can't trap
bne __aeabi_cdcmple
+#if defined(__ARM_ARCH_7M__) || defined(__ARM_ARCH_7EM__)
+ mov ip, #APSR_C
+ msr APSR_nzcvq, ip
+#else
msr CPSR_f, #APSR_C
+#endif
JMP(lr)
#endif
END_COMPILERRT_FUNCTION(__aeabi_cdcmpeq)
@@ -95,17 +100,23 @@ DEFINE_COMPILERRT_FUNCTION(__aeabi_cdcmple)
lsls r0, r0, #31
pop {r0-r3, pc}
#else
+ ITT(eq)
moveq ip, #0
beq 1f
ldm sp, {r0-r3}
bl __aeabi_dcmpeq
cmp r0, #1
+ ITE(eq)
moveq ip, #(APSR_C | APSR_Z)
movne ip, #(APSR_C)
1:
+#if defined(__ARM_ARCH_7M__) || defined(__ARM_ARCH_7EM__)
+ msr APSR_nzcvq, ip
+#else
msr CPSR_f, ip
+#endif
pop {r0-r3}
POP_PC()
#endif
diff --git a/lib/builtins/arm/aeabi_cfcmp.S b/lib/builtins/arm/aeabi_cfcmp.S
index e37aa3d06c4e..1f304ffd964c 100644
--- a/lib/builtins/arm/aeabi_cfcmp.S
+++ b/lib/builtins/arm/aeabi_cfcmp.S
@@ -48,7 +48,12 @@ DEFINE_COMPILERRT_FUNCTION(__aeabi_cfcmpeq)
// NaN has been ruled out, so __aeabi_cfcmple can't trap
bne __aeabi_cfcmple
+#if defined(__ARM_ARCH_7M__) || defined(__ARM_ARCH_7EM__)
+ mov ip, #APSR_C
+ msr APSR_nzcvq, ip
+#else
msr CPSR_f, #APSR_C
+#endif
JMP(lr)
#endif
END_COMPILERRT_FUNCTION(__aeabi_cfcmpeq)
@@ -95,17 +100,23 @@ DEFINE_COMPILERRT_FUNCTION(__aeabi_cfcmple)
lsls r0, r0, #31
pop {r0-r3, pc}
#else
+ ITT(eq)
moveq ip, #0
beq 1f
ldm sp, {r0-r3}
bl __aeabi_fcmpeq
cmp r0, #1
+ ITE(eq)
moveq ip, #(APSR_C | APSR_Z)
movne ip, #(APSR_C)
1:
+#if defined(__ARM_ARCH_7M__) || defined(__ARM_ARCH_7EM__)
+ msr APSR_nzcvq, ip
+#else
msr CPSR_f, ip
+#endif
pop {r0-r3}
POP_PC()
#endif
diff --git a/lib/builtins/arm/eqdf2vfp.S b/lib/builtins/arm/eqdf2vfp.S
index 8fa0b2debc77..d50706570916 100644
--- a/lib/builtins/arm/eqdf2vfp.S
+++ b/lib/builtins/arm/eqdf2vfp.S
@@ -27,6 +27,7 @@ DEFINE_COMPILERRT_FUNCTION(__eqdf2vfp)
vcmp.f64 d6, d7
#endif
vmrs apsr_nzcv, fpscr
+ ITE(eq)
moveq r0, #1 // set result register to 1 if equal
movne r0, #0
bx lr
diff --git a/lib/builtins/arm/eqsf2vfp.S b/lib/builtins/arm/eqsf2vfp.S
index 3776bf4874c2..fd72b2fdbdee 100644
--- a/lib/builtins/arm/eqsf2vfp.S
+++ b/lib/builtins/arm/eqsf2vfp.S
@@ -27,6 +27,7 @@ DEFINE_COMPILERRT_FUNCTION(__eqsf2vfp)
vcmp.f32 s14, s15
#endif
vmrs apsr_nzcv, fpscr
+ ITE(eq)
moveq r0, #1 // set result register to 1 if equal
movne r0, #0
bx lr
diff --git a/lib/builtins/arm/gedf2vfp.S b/lib/builtins/arm/gedf2vfp.S
index 14899f00aab6..364fc5b24cd1 100644
--- a/lib/builtins/arm/gedf2vfp.S
+++ b/lib/builtins/arm/gedf2vfp.S
@@ -27,6 +27,7 @@ DEFINE_COMPILERRT_FUNCTION(__gedf2vfp)
vcmp.f64 d6, d7
#endif
vmrs apsr_nzcv, fpscr
+ ITE(ge)
movge r0, #1 // set result register to 1 if greater than or equal
movlt r0, #0
bx lr
diff --git a/lib/builtins/arm/gesf2vfp.S b/lib/builtins/arm/gesf2vfp.S
index b49d04d1c239..346c3473ae4c 100644
--- a/lib/builtins/arm/gesf2vfp.S
+++ b/lib/builtins/arm/gesf2vfp.S
@@ -27,6 +27,7 @@ DEFINE_COMPILERRT_FUNCTION(__gesf2vfp)
vcmp.f32 s14, s15
#endif
vmrs apsr_nzcv, fpscr
+ ITE(ge)
movge r0, #1 // set result register to 1 if greater than or equal
movlt r0, #0
bx lr
diff --git a/lib/builtins/arm/gtdf2vfp.S b/lib/builtins/arm/gtdf2vfp.S
index 8166305e3af1..3389c3ad9737 100644
--- a/lib/builtins/arm/gtdf2vfp.S
+++ b/lib/builtins/arm/gtdf2vfp.S
@@ -27,6 +27,7 @@ DEFINE_COMPILERRT_FUNCTION(__gtdf2vfp)
vcmp.f64 d6, d7
#endif
vmrs apsr_nzcv, fpscr
+ ITE(gt)
movgt r0, #1 // set result register to 1 if equal
movle r0, #0
bx lr
diff --git a/lib/builtins/arm/gtsf2vfp.S b/lib/builtins/arm/gtsf2vfp.S
index d2d8a2380fc8..afdba8b018e2 100644
--- a/lib/builtins/arm/gtsf2vfp.S
+++ b/lib/builtins/arm/gtsf2vfp.S
@@ -27,6 +27,7 @@ DEFINE_COMPILERRT_FUNCTION(__gtsf2vfp)
vcmp.f32 s14, s15
#endif
vmrs apsr_nzcv, fpscr
+ ITE(gt)
movgt r0, #1 // set result register to 1 if equal
movle r0, #0
bx lr
diff --git a/lib/builtins/arm/ledf2vfp.S b/lib/builtins/arm/ledf2vfp.S
index a9dab77c1469..4bbe4c86837c 100644
--- a/lib/builtins/arm/ledf2vfp.S
+++ b/lib/builtins/arm/ledf2vfp.S
@@ -27,6 +27,7 @@ DEFINE_COMPILERRT_FUNCTION(__ledf2vfp)
vcmp.f64 d6, d7
#endif
vmrs apsr_nzcv, fpscr
+ ITE(ls)
movls r0, #1 // set result register to 1 if equal
movhi r0, #0
bx lr
diff --git a/lib/builtins/arm/lesf2vfp.S b/lib/builtins/arm/lesf2vfp.S
index 7e127f465cfd..51232bd8cedc 100644
--- a/lib/builtins/arm/lesf2vfp.S
+++ b/lib/builtins/arm/lesf2vfp.S
@@ -27,6 +27,7 @@ DEFINE_COMPILERRT_FUNCTION(__lesf2vfp)
vcmp.f32 s14, s15
#endif
vmrs apsr_nzcv, fpscr
+ ITE(ls)
movls r0, #1 // set result register to 1 if equal
movhi r0, #0
bx lr
diff --git a/lib/builtins/arm/ltdf2vfp.S b/lib/builtins/arm/ltdf2vfp.S
index 8b6f8e4cc8a4..8e2928c813d2 100644
--- a/lib/builtins/arm/ltdf2vfp.S
+++ b/lib/builtins/arm/ltdf2vfp.S
@@ -27,6 +27,7 @@ DEFINE_COMPILERRT_FUNCTION(__ltdf2vfp)
vcmp.f64 d6, d7
#endif
vmrs apsr_nzcv, fpscr
+ ITE(mi)
movmi r0, #1 // set result register to 1 if equal
movpl r0, #0
bx lr
diff --git a/lib/builtins/arm/ltsf2vfp.S b/lib/builtins/arm/ltsf2vfp.S
index c4ff812b49a3..59c00c6bab67 100644
--- a/lib/builtins/arm/ltsf2vfp.S
+++ b/lib/builtins/arm/ltsf2vfp.S
@@ -27,6 +27,7 @@ DEFINE_COMPILERRT_FUNCTION(__ltsf2vfp)
vcmp.f32 s14, s15
#endif
vmrs apsr_nzcv, fpscr
+ ITE(mi)
movmi r0, #1 // set result register to 1 if equal
movpl r0, #0
bx lr
diff --git a/lib/builtins/arm/nedf2vfp.S b/lib/builtins/arm/nedf2vfp.S
index 7d884e07204c..aef72eb00974 100644
--- a/lib/builtins/arm/nedf2vfp.S
+++ b/lib/builtins/arm/nedf2vfp.S
@@ -27,6 +27,7 @@ DEFINE_COMPILERRT_FUNCTION(__nedf2vfp)
vcmp.f64 d6, d7
#endif
vmrs apsr_nzcv, fpscr
+ ITE(ne)
movne r0, #1 // set result register to 0 if unequal
moveq r0, #0
bx lr
diff --git a/lib/builtins/arm/nesf2vfp.S b/lib/builtins/arm/nesf2vfp.S
index 97c764f63697..50d60f493005 100644
--- a/lib/builtins/arm/nesf2vfp.S
+++ b/lib/builtins/arm/nesf2vfp.S
@@ -27,6 +27,7 @@ DEFINE_COMPILERRT_FUNCTION(__nesf2vfp)
vcmp.f32 s14, s15
#endif
vmrs apsr_nzcv, fpscr
+ ITE(ne)
movne r0, #1 // set result register to 1 if unequal
moveq r0, #0
bx lr
diff --git a/lib/builtins/arm/unorddf2vfp.S b/lib/builtins/arm/unorddf2vfp.S
index 855637547003..6625fa8a3119 100644
--- a/lib/builtins/arm/unorddf2vfp.S
+++ b/lib/builtins/arm/unorddf2vfp.S
@@ -27,6 +27,7 @@ DEFINE_COMPILERRT_FUNCTION(__unorddf2vfp)
vcmp.f64 d6, d7
#endif
vmrs apsr_nzcv, fpscr
+ ITE(vs)
movvs r0, #1 // set result register to 1 if "overflow" (any NaNs)
movvc r0, #0
bx lr
diff --git a/lib/builtins/arm/unordsf2vfp.S b/lib/builtins/arm/unordsf2vfp.S
index 2b16b4905c48..0b5da2ba3e17 100644
--- a/lib/builtins/arm/unordsf2vfp.S
+++ b/lib/builtins/arm/unordsf2vfp.S
@@ -27,6 +27,7 @@ DEFINE_COMPILERRT_FUNCTION(__unordsf2vfp)
vcmp.f32 s14, s15
#endif
vmrs apsr_nzcv, fpscr
+ ITE(vs)
movvs r0, #1 // set result register to 1 if "overflow" (any NaNs)
movvc r0, #0
bx lr
diff --git a/lib/builtins/assembly.h b/lib/builtins/assembly.h
index 12c13c495509..b15da52345c8 100644
--- a/lib/builtins/assembly.h
+++ b/lib/builtins/assembly.h
@@ -96,9 +96,11 @@
#if __ARM_ARCH_ISA_THUMB == 2
#define IT(cond) it cond
#define ITT(cond) itt cond
+#define ITE(cond) ite cond
#else
#define IT(cond)
#define ITT(cond)
+#define ITE(cond)
#endif
#if __ARM_ARCH_ISA_THUMB == 2
diff --git a/lib/builtins/bswapdi2.c b/lib/builtins/bswapdi2.c
new file mode 100644
index 000000000000..eb220007bb10
--- /dev/null
+++ b/lib/builtins/bswapdi2.c
@@ -0,0 +1,27 @@
+/* ===-- bswapdi2.c - Implement __bswapdi2 ---------------------------------===
+ *
+ * The LLVM Compiler Infrastructure
+ *
+ * This file is dual licensed under the MIT and the University of Illinois Open
+ * Source Licenses. See LICENSE.TXT for details.
+ *
+ * ===----------------------------------------------------------------------===
+ *
+ * This file implements __bswapdi2 for the compiler_rt library.
+ *
+ * ===----------------------------------------------------------------------===
+ */
+
+#include "int_lib.h"
+
+COMPILER_RT_ABI uint64_t __bswapdi2(uint64_t u) {
+ return (
+ (((u)&0xff00000000000000ULL) >> 56) |
+ (((u)&0x00ff000000000000ULL) >> 40) |
+ (((u)&0x0000ff0000000000ULL) >> 24) |
+ (((u)&0x000000ff00000000ULL) >> 8) |
+ (((u)&0x00000000ff000000ULL) << 8) |
+ (((u)&0x0000000000ff0000ULL) << 24) |
+ (((u)&0x000000000000ff00ULL) << 40) |
+ (((u)&0x00000000000000ffULL) << 56));
+}
diff --git a/lib/builtins/bswapsi2.c b/lib/builtins/bswapsi2.c
new file mode 100644
index 000000000000..5d941e69f7c4
--- /dev/null
+++ b/lib/builtins/bswapsi2.c
@@ -0,0 +1,23 @@
+/* ===-- bswapsi2.c - Implement __bswapsi2 ---------------------------------===
+ *
+ * The LLVM Compiler Infrastructure
+ *
+ * This file is dual licensed under the MIT and the University of Illinois Open
+ * Source Licenses. See LICENSE.TXT for details.
+ *
+ * ===----------------------------------------------------------------------===
+ *
+ * This file implements __bswapsi2 for the compiler_rt library.
+ *
+ * ===----------------------------------------------------------------------===
+ */
+
+#include "int_lib.h"
+
+COMPILER_RT_ABI uint32_t __bswapsi2(uint32_t u) {
+ return (
+ (((u)&0xff000000) >> 24) |
+ (((u)&0x00ff0000) >> 8) |
+ (((u)&0x0000ff00) << 8) |
+ (((u)&0x000000ff) << 24));
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-01 02:46:48 +0000