Implement cvtss2sd

Used by kubectl. Fixed ish-app#756.
loohawe · Jun 5, 2020 · daf09f7 · daf09f7
1 parent 3e9d4f1
commit daf09f7
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Showing 5 changed files with 9 additions and 1 deletion.
diff --git a/emu/decode.h b/emu/decode.h
@@ -969,6 +969,9 @@ __no_instrument DECODER_RET glue(DECODER_NAME, OP_SIZE)(DECODER_ARGS) {
                         case 0x11: TRACEI("movss xmm, xmm:modrm");
                                    READMODRM; VMOV_MERGE_REG(xmm_modrm_reg, xmm_modrm_val,32); break;
 
+                        case 0x5a: TRACEI("cvtss2sd xmm:modrm, xmm");
+                                   READMODRM; V_OP(cvtss2sd, xmm_modrm_val, xmm_modrm_reg,32); break;
+
                         case 0x6f: TRACEI("movdqu xmm:modrm, xmm");
                                    READMODRM; VMOV(xmm_modrm_val, xmm_modrm_reg,128); break;
 

diff --git a/emu/vec.c b/emu/vec.c
@@ -148,6 +148,9 @@ void vec_cvttsd2si64(NO_CPU, const double *src, uint32_t *dst) {
 void vec_cvtsd2ss64(NO_CPU, const double *src, float *dst) {
     *dst = *src;
 }
+void vec_cvtss2sd32(NO_CPU, const float *src, double *dst) {
+    *dst = *src;
+}
 
 void vec_unpack_bw128(NO_CPU, const union xmm_reg *src, union xmm_reg *dst) {
     for (int i = 7; i >= 0; i--) {

diff --git a/emu/vec.h b/emu/vec.h
@@ -38,6 +38,7 @@ void vec_fdivs64(NO_CPU, const double *src, double *dst);
 void vec_cvtsi2sd32(NO_CPU, const uint32_t *src, double *dst);
 void vec_cvttsd2si64(NO_CPU, const double *src, uint32_t *dst);
 void vec_cvtsd2ss64(NO_CPU, const double *src, float *dst);
+void vec_cvtss2sd32(NO_CPU, const float *src, double *dst);
 
 // TODO organize
 void vec_unpack_bw128(NO_CPU, const union xmm_reg *src, union xmm_reg *dst);

diff --git a/tests/e2e/qemu/expected.txt b/tests/e2e/qemu/expected.txt
@@ -4404,6 +4404,7 @@ psllq    : a=dc515cff944a58ec456723c698694873 ib=10 r=5cff944a58ec000023c6986948
 psllq    : a=231be9e8cde7438d007c62c2085427f8 ib=10 r=e9e8cde7438d000062c2085427f80000
 psllq    : a=dc515cff944a58ec456723c698694873 ib=07 r=28ae7fca252c7600b391e34c34a43980
 psllq    : a=231be9e8cde7438d007c62c2085427f8 ib=07 r=8df4f466f3a1c6803e3161042a13fc00
+cvtss2sd : a=231be9e8cde7438d007c62c2085427f8 r=231be9e8cde7438d390a84ff00000000
 cvtsd2ss : a=231be9e8cde7438d007c62c2085427f8 r=231be9e8cde7438d007c62c200000000
 cvttsd2si: a=231be9e8cde7438d007c62c2085427f8 r=00000000
 cvtsi2sd : a=085427f8 r=231be9e8cde7438d41a0a84ff0000000
diff --git a/tests/e2e/qemu/qemu-test.c b/tests/e2e/qemu/qemu-test.c
@@ -2628,7 +2628,7 @@ void test_sse(void)
     // a.s[2] = 4;
     // a.s[3] = -6.3;
     // CVT_OP_XMM(cvtps2pd);
-    // CVT_OP_XMM(cvtss2sd);
+    CVT_OP_XMM(cvtss2sd);
     // CVT_OP_XMM2MMX(cvtps2pi);
     // CVT_OP_XMM2MMX(cvttps2pi);
     // CVT_OP_XMM2REG(cvtss2si);